Simplify.42 + 92

A. 169
B. 52
C. 97
D. 26

Answer: C

Mathematics

Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.

A. 2
B. 2x²y²
C. 2x²y²
D. 4x⁴y⁴

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Mathematics

Subtract and check.

A. 6744 B. 4698 C. 4744 D. 4738

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Mathematics

Estimate the sum or difference by first rounding to the nearest ten.69167527

A. 270 B. 260 C. 300 D. 259

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Mathematics

Solve using matrices.x - 5y = -4x + 8y = -4

A. (4, 0) B. (0, 4) C. (0, -4) D. (-4, 0)

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Mathematics