Simplify the following complex expression
(3 + 4i)(2 – 2i)
a.-2+2i
b.
14 – 21
c.14+ 21
d. 6 - 6i

1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.

What is 96 divided by 7,488mark as brainliest

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).