Question

If y= sin2 2x, find dy/dx

Answer 1

two of many options:\[\sin^2 (2x) = (\sin(2x))^2\]

or

\[\sin^2(2x) = \frac{ 1 - \cos(4x) }{ 2 }\]

Answer 2

thank you.

Answer 3

Find the first derivative:Y=sin(4x-5)

Answer 4

4cos(4x-5)

Answer 5

y'=2*2sin^2(2x)=4sin^2(2x)

Answer 6

Evaluate the limit: lim(-15)
x 3

Answer 7

What is the minium value of thefunction F defined by F(x)=x2-6x+8

Answer 8

Help me...How high is a semi-elliptical arch of height 20ft and span 80 ft. at a distamce of 15 ft from the end.