State the dimension of the matrix.

A. 5 × 3
B. 4, 2, -1, -2, -7, 2, 1
C. 3 × 5
D. 15


Answer: C

Mathematics

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Simplify.4 ? (3 + 3)2 - 3 ? (6 - 3)2

A. 495 B. 117 C. 198 D. 1269

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Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original number.425.615

A. 425.615, 425.61, 426 B. 425.62, 425.6, 425 C. 425.615, 425.62, 425 D. 425.615, 425.62, 425.6

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Simplify the square root.

A. -37
B.
C. 6.083
D. 37

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Use a rational exponent to write the expression.

A. x2/3 B. 3x2 C. x3/2 D. 2x3

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