Solve the equation for complex solutions.2x2 = 7x - 7

A.
B.
C.
D.


Answer: D

Mathematics

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Find the derivative of y with respect to the independent variable.y = (cos ?)

A. -(cos ?)-1 sin ?
B. - cos ? sin ?
C. -(cos ?)-1 sin ?
D. (cos ?)-1

Mathematics

When plotting the equation y = 2x + 1, what is the value of y when x = 0?

a. -1 b. 0 c. 1 d. 2 e. 3

Mathematics

Graph the function.f(x) = 2 - e-x

A.

B.

C.

D.

Mathematics

Multiply.2 ? (-5) ? (-9) ? 10 ? (-10)

A. 9000 B. 910 C. -12 D. -9000

Mathematics