Divide. Assume that all variables represent non-negative real numbers.
A. 2
B. 2x
C. 4x
D. 4x2
Answer: C
Mathematics
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Use the Ratio Test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Write the number in scientific notation.1200
A. 1.2 × 10-3 B. 1.2 × 102 C. 1.2 × 10-2 D. 1.2 × 103
Mathematics
Multiply. Express the answer as a single polynomial in standard form.(x + 10)(x2 + 5x - 9)
A. x3 + 15x2 + 59x + 90 B. x3 + 15x2 + 59x - 90 C. x3 + 15x2 + 41x - 90 D. x4 + 10x3 + 5x2 + 41x - 90
Mathematics
Evaluate the expression.cot(-90°)
A. Undefined
B. 
C. 0
D. -1
Mathematics