Evaluate the expression.84/3

A. 64
B. 128
C. 16
D. 32


Answer: C

Mathematics

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Find the first term and the common ratio of the geometric sequence.an = -20(0.2)-n

A. a1 = 4, r = 4 B. a1 = -4, r = -5 C. a1 = -100, r = 0.2 D. a1 = 100, r = 5

Mathematics

Evaluate the expression without using a calculator.(-243)1/5

A. -27 B. 243 C. 81 D. -3

Mathematics

Find the value of the expression.Let logb A = 2.791 and logb B = 0.296. Find logb AB.

A. 3.087 B. 2.495 C. 0.826 D. 9.429

Mathematics

Use the discriminant to determine whether the solutions for the equation are two rational numbers, one rational number, two irrational numbers, or two nonreal complex numbers. Do not actually solve.8y2 = 3y - 4

A. two rational numbers B. one rational number C. two nonreal complex numbers D. two irrational numbers

Mathematics