Find the real solutions, if any, of the equation. Use the quadratic formula.2x2 + 8x = - 3

A.
B.
C.
D.


Answer: C

Mathematics

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Estimate the answer by rounding as indicated.Estimate by rounding to the nearest hundred.

A. 600 B. 566 C. 500 D. 1100

Mathematics

Perform the indicated operation. Write the answer in standard form.-6i(-4 + 9i)

A. -54 + 24i B. 24i + 54i2 C. 24i - 54i2 D. 54 + 24i

Mathematics

Solve the equation.3 + 3 ln x = 8

A. {e 5/3}
B.
C.
D.

Mathematics

Solve the problem.A computer company invested a total of $400 million in research and development in its scanners and video digitizers. If the amount the company spent on research and development on scanners was $146 million more than was spent on research and development on its video digitizers, how much in fact did the company spend on research and development on its scanners?

A. $200 million B. $273 million C. $127 million D. $400 million

Mathematics