Answers edited by Anjali G

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• What is the probability of rolling a five on one die three times in a row?
  
• How many valence electrons does helium have?
  
• What is the arclength of the polar curve #f(theta) = 4sin(2theta)-2sec^2theta # over #theta in [0,pi/8] #?
  
• How do you simplify #\root [ 3] { 32x ^ { 12} y z ^ { 6} }#?
  
• How do you solve the quadratic using the quadratic formula given #x^2-3x+10=0#?
  
• Ques 13 could you please help?
  
• How do I solve this exponential equation problem?
  
• How do you solve #\frac{4}{y}=\frac{16}{36}#?
  
• Clinical trial tests a method designed to increase the probability of conceiving a girl. In the study, 340 babies were born, and 289 of them were girls. Use the sample data to construct a 99​% confidence interval estimate of the percentage of girls born?
  
• How do you evaluate #arctan(-1)# without a calculator?
  
• How to determine the convergence of #Sigma_(n=2)^∞ lnn/sqrtn#?
  
• How do you factor the expression #x^2 - 7x + 10#?
  
• Are population means score in statistics different between 2006 and 2016 students? ( Help ) (Stats)
  
• For the experiment of tossing a six sided die twice, what is the probability that the sum is 4?
  
• Find the limit ?
  
• How to simplify sin x cot x?
  
• Use the graph to determine each local extrema? (See Image)
  
• What is the name of the isotope with 88 protons and 140 neutrons?
  
• Question #18c98
  
• Question #0c93b
  
• How do you solve #tantheta = sqrt(2)sintheta#?
  
• How do you find the product #[(t^2+3t-8)-(t^2-2t+6)](t-4)#?
  
• The answer ,please?
  
• Question #c3fab
  
• How do you determine dy/dx if #y=x+tan(xy)#?
  
• Question #acec1
  
• How do you calculate the additive inverse of a binary number?
  
• Question #cb56b
  
• What is pi (sic)?
  
• What is the value of the expression #2x^3+3y^2-17# when #x=3# and #y=4#?
  
• What is the perimeter and area of the polygon with the given vertices: W(5,-1), X(5, 6), Y(2,-1), Z(2, 6)?
  
• Question #35a5b
  
• How do you simplify #(\frac { 2n ^ { 2} } { - 4m ^ { 4} } ) ^ { 2}#?
  
• How do you find the derivative of #lnsin^-1(x)#?
  
• Question #5ce0c
  
• Question #75094
  
• Question #ae4f3
  
• How do you evaluate #lim_(x-> 0) tanx/x#?
  
• Question #fff79
  
• What is the Maclaurin series for? : #sqrt(1-x)#
  
• What is the the electron configuration of #Cu^(2+)#?
  
• What is the improper integrals 1/(x^2-16) dx from 0 to 4 ? .
  
• How do you solve #25^ { x ^ { 2} - x } = 1#?
  
• Determine the quadrant of the angle’s terminal line lies Sin x = -0.45 & cos x < 0 ?
  
• Question #0a736
  
• What is the derivative of # y = (cosx-sinx)/(cosx+sinx)#?
  
• Question #bbd01
  
• How do you solve #30^ { 2} + x ^ { 2} = 36^ { 2}#?
  
• What is the vertex of # y= -3x^2 - 2x - (x+2)^2 #?
  
• How do you simplify #\frac { x ^ { 2} + x - 12} { x y ^ { 2} } \cdot \frac { x ^ { 7} y } { x ^ { 2} + 7x + 12}#?
  
• A farmer has a rectangular property that needs to be fenced on three sides (a river surrounds the fourth. If he has 2400 feet of fencing material available, what maximum area will he be able to enclose?
  
• How do you differentiate #y=sqrtx+1+1/sqrtx#?
  
• Question #92b0c
  
• Find derivative of #cscx# using first principal or definition of derivative?
  
• How does the type of wire affect resistance in a wire?
  
• How do you factor x^3+27?
  
• How do you solve # (x-7)^(2/3)=4#?
  
• What is the area of the figure?
  
• How do you evaluate the integral #int e^t/(e^t+1)dt#?
  
• How do you solve #5sinx=3#?
  
• What are the absolute extrema of # f(x)= 2 + x^2 in [-2, 3]#?
  
• How do you integrate #int 1/ [ (x-1)(x+2)(x-3)] dx# using partial fractions?
  
• Question #297ca
  
• How do you differentiate #f(x)=x^2(x+7)^3# using the product rule?
  
• Why is cos(0) = 1?
  
• The plans for a shed call for a rectangular floor with a perimeter of 344 ft. The length is three times the width. What is the length and width?
  
• Find the exact length of the curve?
  
• How do you differentiate #f(t)= sqrt(t) / (-4t-6)# using the quotient rule?
  
• How do you evaluate the definite integral #int2xdx# from #[0,1]#?
  
• How to find the limit for #lim x -> 0 ( 1/(xsqrtx) * int_0^sqrtx cos(pi/2*e^(t^2))dt)# with l'Hospital?
  
• How do solve #(x^2+5x)/(x-3)>=0# and write the answer as a inequality and interval notation?
  
• How do you evaluate #93\times 58#?
  
• What is the derivative of # (tan(8x))^2#?
  
• How do you simplify #0+ -5 -3#?
  
• How do you differentiate #g(x)=(1+4x)^5(3+x-x^2)^8#?
  
• Question #caaa0
  
• Is there a certain formula for derivatives?