Find the modulo class to which the number belongs for the given modulo system.21, mod 8

A. 5
B. 1
C. 2
D. 7


Answer: A

Mathematics

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Use a calculator to decide whether the statement is true or false.sin (2 ? 150°) = 2 ? sin 150° ? cos 150°

A. True B. False

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Classify as true or false.GCD(a, b) ? a

A. True B. False

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Assume that the expressions given are denominators of fractions. Find the least common denominator. t, t - 4

A. -4 B. 4 C. t(t - 4) D. t - 4

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