Add the polynomials. Express your answer in standard form.(7x2 - 8x - 4) + (6x2 - 8x + 7)

A. 42x2 - 8x + 3
B. 13x4 - 16x2 + 3
C. 13x2 - 16x + 3
D. 13x2 - 8x + 3


Answer: C

Mathematics

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A. )
B.
C. )
D. )

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Determine between which two consecutive whole numbers each square root lies.

A. 4 and 5 B. 8 and 9 C. 3 and 4 D. 5 and 6

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If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.8y2 + 36y - 20

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Mathematics