Determine the intervals on which the following polynomial is entirely negative and those on which it is entirely positive. -x 2 - 2x + 3

A) entirely negative: entirely positive:

B) entirely negative: entirely positive:

C) entirely negative: entirely positive:

D) entirely negative: entirely positive:

E) entirely negative: entirely positive:


C) entirely negative: entirely positive:

Mathematics

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Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 - y2 = 14x2 + 2y2 = 14

A. (, 4), (, -4), (-, 4), (-, -4)
B. (, 2), (, -2), (-, 2), (-, -2)
C. (, 2), (, -2), (-, 2), (-, -2)
D. no real solution

Mathematics

Integrate using any method.

Mathematics

Find the real solutions, if any, of the equation. Use the quadratic formula.5x2 + x - 2 = 0

A.
B.
C.
D. no real solution

Mathematics

Multiply and simplify.

A.
B.
C.
D.

Mathematics