Identify the property of multiplication illustrated by the following.2 ? 1 = 2

A. Inverse
B. Commutative
C. Associative
D. Identity


Answer: D

Mathematics

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Use the range rule of thumb to approximate the standard deviation.2, 6, 15, 9, 11, 22, 1, 4, 8, 19

A. 6.3 B. 2 C. 5.25 D. 6.8

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Find the value.52 - 63 ÷ 32

A. -21 B. 49 C. -1 D. 1

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Find the slope and y-intercept of the line.y = -5x

A. slope = -5; y-intercept = 0
B. slope = 0; y-intercept = -5
C. slope = 5; y-intercept = 0
D. slope = - ; y-intercept = 0

Mathematics

Solve the equation by factoring.x2 + 5x - 24 = 0

A. 8, 3 B. 8, -3 C. -8, 3 D. -8, 1

Mathematics