Answers created by A. S. Adikesavan

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• How do you divide # (9+2i) / (5+i) # in trigonometric form?
  
• Co(-150degree)=positive or negative cos150degree?please give answer with explanation
  
• How do you graph # y=5-tan2(x-pi)#?
  
• How do you graph # 4cos(3theta)#?
  
• How do you use the amplitude and period to graph #y = 2 cos 3 (x - (pi/4))#?
  
• How do you find the exact value of #arcsin(1/3)#?
  
• How do I find the range of arcsin when the range IS affected by translation? This problem has 3x=arcsin(1/2f(x)) but I'm more concerned with the general rules.
  
• How do I formally express the solution of #x! = x# when I know that #x = 1, 2 {x in NN}#?
  
• How do you find the amplitude for #y(t) = 1/4e^-t cos6t#?
  
• How do you graph #y=-2sec(1/2x)#?
  
• How do you graph #y = arctan 4x#?
  
• If the cosines of the two of the angles of a triangle are proportional to the oppsite sides show that the trangle is right angled.?
  
• How do you graph #r=2+4costheta# on a graphing utility?
  
• Find the exact solution of 5 sin^-1 (x - 2pi) = 2 sin^-1 (x - 3pi) ?
  
• How do you find the amplitude, period, vertical and phase shift and graph #y=3csc[1/2(theta+60)]-3.5#?
  
• The complete solution set of the equation 1+2cosecx=(sec^2x/2)/2 is what?
  
• How do you divide #(i-2) / (-5i-8)# in trigonometric form?
  
• How do you graph #y=1/3 tanx# and include two full periods?
  
• How do you graph # y=cot(2x-pi/2)#?
  
• How do you convert #9=(x-4y)^2-2y+x# into polar form?
  
• How do you graph #r=cos(theta/n)# for n=3, 5, 7, 9 and how do you predict the shap of the graph for #r=cos(theta/11)#?
  
• How do you graph #r=cos(theta/n)# for n=3, 5, 7, 9 and how do you predict the shap of the graph for #r=cos(theta/11)#?
  
• How do you graph and list the amplitude, period, phase shift for #y=1/2cos(pi/4(x-2))+4#?
  
• If cos(x)cos(x-(Π/3))=1-(n/6), then the constraint of the value n that satisfies ?
  
• How do you simplify #f(theta)=tan(theta/2)+sec(theta/4)-sin(theta/4)# to trigonometric functions of a unit #theta#?
  
• What is the complete solution set of the equation 1+2cosec x=(-sec²x/2)/2?
  
• Suppose X is a rotation angle such that 90degrees<x<180degrees and cosx=-3/5. find the trig function values for an angle of rotation that is half as big (x/2)?
  
• How do you graph #y=-tan(x-pi/2)#?
  
• Prove that for #-1 <= x < 1#, #"arc" cos(x) = k + arctan((sqrt(1-x^2))/(x))#, where #k# is a constant to be found?
  
• How do you prove that the no-r polar equation #a cot theta + b tan theta = c# represents a pair of straight lines?
  
• How do you graph #f(x)=3cos(1/3x-pi/6)#?
  
• How do you graph #r =3 sec (theta) + 5 csc (theta)#?
  
• How do you graph #y=3cot(1/2x)-2#?
  
• How do you graph #r = theta, theta in [ 0, 2pi ]#, using its Cartesian equivalent?
  
• How do you convert # r= theta - 4sintheta +cos^2theta# to Cartesian form?
  
• What the is the polar form of #y = y/x^2+(x-3)(y+1) #?
  
• For what values of x is #f(x)=(x-1)(x-3)(x+12)# concave or convex?
  
• How do you find the vertex of a parabola in standard form?
  
• How do you graph #r=10sin4theta#?
  
• What is the Cartesian form of #r^2-rtheta = 2costheta+3tantheta #?
  
• How do you find the domain and range of #arcsin(1-x^2)#?
  
• What are some example problems involving angular speed?
  
• Please help How do you graph the polar equation r=8-sec#theta# ?
  
• How do you graph #g(x) = -2sin(3x + π/4) + 2#?
  
• How do you graph #h(x)= -5/3 absx + 6#?
  
• How can i solve this equation: 2sen^2(t)-cos(t)-1=0 ?
  
• What is the frequency of #f(theta)= sin 4 t - cos 24 t #?
  
• Find the exact solutions on the interval from (0,3pi) 4sin^2x+4cosx-5=0?
  
• How do you express #cot^3theta-cos^2theta-tan^2theta # in terms of non-exponential trigonometric functions?
  
• How do you find the domain, range, and asymptote for #y = 2 - sec ( 2x - pi/2 )#?
  
• How do you use a graphing utility to approximate the solutions of #2tan^2x+7tanx-15=0# in the interval #[0,2pi)#?
  
• How do you solve #|x^2-1|<=3 and |x^2+1|>=0#, preferably by graphing?
  
• An object is made of a prism with a spherical cap on its square shaped top. The cap's base has a diameter equal to the lengths of the top. The prism's height is # 3 #, the cap's height is #7 #, and the cap's radius is #8 #. What is the object's volume?
  
• How do you identify the conic of ##r = 3/(1 - sinx)?
  
• How do you sketch the angle in standard position #(2pi)/9#?
  
• How do you sketch one cycle of #y=-cotx#?
  
• How do you simplify #cos4theta-sin2theta+tan2theta# to trigonometric functions of a unit #theta#?
  
• With Meter Scale of mm- precision and Compass, how do you mark exactly #x = sqrt k# cm, k = 2, 3, 5, 7, 8, 10, 11, 12, 13, 14, 15, 17, 18, 19, 10, 21, 22, 23, 24, 26, ... and 99?
  
• How do you express #sec(-1290^circ)# as a trig function of an angle in Quadrant I?
  
• How do you differentiate the following parametric equation: # (tsec(t/3-pi),t cos(pi-t))#?
  
• How do you solve #x=h+a*cos(t)*cos(s)-b*sin(t)*sin(s)# for #t#?
  
• How do you simplify #f(theta)=2cot(theta/2)-3sin(theta/4+pi/2)# to trigonometric functions of a unit #theta#?
  
• How do you simplify #f(theta)=tan(theta/2)-4sec(theta/4)+sin(theta/4)# to trigonometric functions of a unit #theta#?
  
• Evaluate the following expression for sine value?
  
• What is the Cartesian form of #-2r^3 = -theta+sec(theta)+ 4cos(theta) #?
  
• An object is made of a prism with a spherical cap on its square shaped top. The cap's base has a diameter equal to the length of the top. The prism's height is # 16 #, the cap's height is #8 #, and the cap's radius is #5 #. What is the object's volume?
  
• How do you convert #y=(x-5)^2+3+(y-7)^2# into polar form?
  
• An object is made of a prism with a spherical cap on its square shaped top. The cap's base has a diameter equal to the lengths of the top. The prism's height is #6 #, the cap's height is #4 #, and the cap's radius is #6 #. What is the object's volume?
  
• How do you graph #y=cos^-1x# over the interval #-1<=x<=1#?
  
• What is the frequency of #f(theta)= sin 5 t - cos 35 t #?
  
• Anybody know the direction?
  
• How to find the trigonometric equation for #3(cos x - 2sin^2 x) = cos x - 2# ?
  
• I am so stuck. I have to evaluate sin n (pi) for the function? X(t) = (cos(pi)(t)×sin(20)(pi)(t) what is the valve of t when x(t) = 0 between t=0 to t= 1 Help please
  
• Find all x and y (0 ≤ x < 2π, 0 ≤ y < 2π) so that the following equation is true? (Enter your answers as a comma-separated list.) #cosx+isiny=sinx+i#
  
• How do I sketch y = 4 x^3 - 4x ?
  
• #A=1+1/{1+1/[1+1/(1+1/...)]}# by solving it i get both a positive and a negative solution. Why negative?
  
• How do you graph #y=-2cot(2pix)#?
  
• Find the midline of the function y=(6cos(6t)-7)/(2) ?
  
• How do you use the inverse functions where needed to find all solutions of the equation #2cos^2x-5cosx+2=0# in the interval #[0,2pi)#?
  
• How do you graph #3=rcos(theta-pi/3)#?
  
• How do you convert #8=(5x-y)^2+2y# into polar form?
  
• How do you find the domain and range of #f(x) = ( tan(2x) ) / ( (sin^-1)(x)- pi/3)#?
  
• How do you step through solving #4cos(4theta) = -2sin(theta)#?
  
• Citing examples and making graphs, how do you explain that #f(r, theta;a,b,n,alpha )=r-(a + b cos n(theta- alpha) )=0# represents a family of limacons, rose curves, circles and more?
  
• Citing examples and making graphs, how do you explain that #f(r, theta;a,b,n,alpha )=r-(a + b cos n(theta- alpha) )=0# represents a family of limacons, rose curves, circles and more?
  
• Citing examples and making graphs, how do you explain that #f(r, theta;a,b,n,alpha )=r-(a + b cos n(theta- alpha) )=0# represents a family of limacons, rose curves, circles and more?
  
• How do you step through solving #4cos(4theta) = -2sin(theta)#?
  
• How can we reach other galaxies?
  
• How do you step through solving #4cos(4theta) = -2sin(theta)#?
  
• What is #Sin(arcsin(3/5)+(arctan-2))#?
  
• The max value of #5cosα+3cos(α+π/3)+3 # is?
  
• An object is made of a prism with a spherical cap on its square shaped top. The cap's base has a diameter equal to the length of the top. The prism's height is # 16 #, the cap's height is #2 #, and the cap's radius is #5 #. What is the object's volume?
  
• What is the Cartesian form of #r = -sin^2theta-thetacsc^2theta #?
  
• How do you evaluate #sin^-1(cos((3pi)/4))# without a calculator?
  
• The max value of 4sin^2x+3cos^2x is Options are 4,3,7and 5?
  
• How do you find the amplitude and period of #Arc Cot#?
  
• How do you find the values of #sin 2theta# and #cos 2theta# when #cos theta = 12/13#?
  
• If #cos A = 5/13#, how do you find sinA and tanA?
  
• How do I find the sum of the terms of this sequence?
  
• What is the Cartesian form of #-2+r^2 = -theta+sin(theta)cos(theta) #?
  
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