Identify the degree of the polynomial.-a + 9a3 - 5a7 + 5a2

A. 3
B. 12
C. 13
D. 7

Answer: D

Mathematics

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Find .5x + y = yln 5

A.
B.
C.
D.

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Perform the indicated operation. Write the answer in scientific notation.(9.5 × 10-3)(4.9 × 106)

A. 4.655 × 104 B. 1.61 × 103 C. 4.655 × 103 D. 14.4 × 109

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Solve the problem.Let A =  and B =. Find A + B.

A.

B.

C.

D.

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Decide if the system of equations in two variables is linear or nonlinear.

A. Nonlinear B. Linear

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Mathematics