Answers edited by A. S. Adikesavan
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Which planet completes its rotation in 59-60 Earth days?
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How do you solve the triangle given #A=60# degrees, #a=20((3)^(1/2)), b=40?#
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What does #-sin(arccos(2))+tan(arccos(4))# equal?
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How do you use the binomial formula to find the coefficient of #u^(4)z^(15)# in the expansion of #(3u+z)^19#?
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What is the distance between earth and pluto in light years?
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How far is Jupiter from the Earth and the Sun?
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How do you determine if the equation #y=90(5)^x# represents exponential growth or decay?
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How do you convert #y=x# to polar form?
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How do you graph #r= 5 cos theta #?
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An asteroid has a perihelion distance of 2.4 AU and an aphelion distance of 4.4 AU? How do you calculate its orbital semimajor axis, eccentricity and period?
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How do you find the vertex of #y=4x-x^2#?
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How do you use the important points to sketch the graph of #y=x^2+6x+5#?
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Question #c9f34
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What are the inner and outer cores made of?
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What day/night cycle would we have if earth was tilted like Uranus?
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What are the components of the vector between the origin and the polar coordinate #(2, (7pi)/4)#?
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What is a parsec and why is it necessary when a light year measures distance as well?
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How do you find the exact value of #cos[2 arcsin (-3/5) - arctan (5/12)]#?
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How do you use the binomial series to expand # (x-3)^5#?
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What is the cosmological argument, the teleological argument and the ontological argument?
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How do you solve #e^(5-9 x)=990#?
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Is #f(x) =sinx/x# concave or convex at #x=1#?
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If #A = <4 ,3 ,-7 >#, #B = <5 ,8 ,-4 ># and #C=A-B#, what is the angle between A and C?
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What is the size of the observable universe?
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How do you find the vertical, horizontal or slant asymptotes for #f(x) = 3(1/x)#?
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What is the axis of symmetry and vertex for the graph #f(x) = x^2 - 4x#?
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Does the moon rotate on its axis like planet earth? Why or why not?
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What is the full scale of the universe? Will it ever be known?
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At the poles, how fast does the earth spin?
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How fast does the earth orbit the sun?
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How do you find the domain & range for #y=Arccos x#?
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What causes the angle of a parallax to increase?
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What are the components of the vector between the origin and the polar coordinate #(5, (7pi)/8)#?
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What is the focus of the parabola #y^2+6y+8x+25 = 0#?
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Is the centripetal acceleration of Mars in its orbit around the Sun larger or smaller than the centripetal acceleration of the Earth?
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Are the planets in our solar system all on the same plane?
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How important is the use of math in the subject of astronomy?
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How do astronomers measure the distance to other stars? How accurate are their measurements?
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Question #758c4
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What are some star constellations that can only be seen from the southern hemisphere?
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How do you find all solutions to #[sin (2x) + cos (2x)] ^2 = 1#?
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Why is stellar parallax important?
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Question #2f37e
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If you invest $8,000 at 12% interest, how much will you have in 7 years?
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What color is Venus?
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How do you solve #log y = log (x-1) + 1#?
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How do you graph #r(2 + cos theta) = 1#?
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How do you convert # r = 1/(4 - costheta)# to rectangular form?
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Why didn't the Apollo astronauts return with pictures of stars and galaxies taken from the Moon's surface? Are stars visible from the surface of the moon?
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How would you describe the graph of #y = 5 * 2^x#?
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How do you graph and solve #|x – 4| + 7 = 4#?
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Does the sun exert a greater force on the earth than that exerted on the sun by the earth?
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An arithmetic series has a common difference of 7. Given that the sum of the first 20 terms of the series is 530, how do you find the first term of the series?
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Question #fcd99
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How do you find the derivative of #sinh^(79x)#?
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How far apart are Jupiter and Saturn? How is this distance calculated?
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How many light years away is the sun from pluto?
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If you take millions of tons of metal off the earth in the form of satellites therefore reducing earth's specific mass, would this in turn affect the earth's orbit around the sun?
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What is Moho discontinuity?
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How far is Saturn from Earth?
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How fast is the universe expanding in miles per hour?
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What is #(2p^-3)^5#?
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What is the standard form of #y= (x - 8) (4x+1) #?
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What is the difference between a sidereal year and a tropical year? How is each calculated?
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Is it significant when stars form in clusters? Why or why not?
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How would you describe the position of earth in relation to the sun during the northern hemisphere's summer solstice?
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During the winter and summer solstice, how far away is the sun from the earth?
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Question #24b9d
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How far away is pluto from earth? Does this distance vary?
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Question #94f10
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What does it mean if the the stellar parallax of a star is too small to be measured?
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How do you measure the diameter of the sun?
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How do you express the Cartesian coordinates (0, - 3) as polar coordinates?
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What is the distance between #(3 , (3 pi)/8 )# and #(9, pi )#?
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What does #sin(arc tan(2))+3cot(arctan(-1))# equal?
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How many times more massive is the Sun than the Earth?
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Question #a2a6d
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What is #lim_(nrarroo)(-1)^(n-1)sin(pisqrt(n^2+0.5n+1))# ?
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How long is the precession of the equinoxes?
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The distance between the perihelion and aphelion of the sun is 10A.U. What is its orbital period in term of years?
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What is the distance between earth and Mars in km?
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Using Hubble's Law, how would you determine the distance to a galaxy which is moving away at a velocity of 3,500 km/s? (Assume H = 70km/s/Mpc)
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Alpha Centauri, the nearest star, is just over 4 light years away. Traveling at a speed of 2000 miles per hour (the speed of a fast jet airplane), how long would it take to get there in years?
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What is the the vertex of #y = (x-3)(x+5) -x+12#?
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As orbits get more "out of round" in shape, does eccentricity increase or decrease?
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How do you find the asymptotes for #f(x)=(2x)/(sqrt (9x^2-4))#?
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How do you convert #y=x+x^2+2y^2 # into a polar equation?
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How fast is the Earth traveling through space?
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Suppose we want to construct an accurate scale model of the Solar System and we use an orange (diameter 10 cm) to represent the Sun. How far away would we have to put Pluto?
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Question #f647b
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How is the distance between stars and the earth calculated?
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