Write the expression in radical notation. Evaluate by hand when possible.x1/7

A.
B. x-7
C.
D.


Answer: D

Mathematics

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You sell cookies for 84 cents each. You paid $9.85 for ingredients to make the cookies.  Which of the following is a correct formula for the profit P, in dollars, you make from baking and selling c cookies? ?

A.
B.
C. ?
D. None of the above

Mathematics

The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 4t2 + 4t + 5, 0 ? t ? 2Find the body's speed and acceleration at the end of the time interval.

A. 12 m/sec, 2 m/sec2 B. 20 m/sec, 8 m/sec2 C. 20 m/sec, 16 m/sec2 D. 25 m/sec, 8 m/sec2

Mathematics

Add or subtract as indicated. Write your answer in the form a + bi.(4 + 8i) - (-5 + i)

A. 9 + 7i B. -1 + 9i C. 9 - 7i D. -9 - 7i

Mathematics

Solve the problem.If f(x) = 3x3 + 5x2 - x + C and f(-3) = 1, what is the value of C?

A. C = -38 B. C = 22 C. C = -128 D. C = 34

Mathematics