Perform the indicated operations. Express the answer as a single polynomial in standard form.8x(4x + 10)

A. 32x2 + 80x
B. 32x2 + 10x
C. 112x2
D. 4x2 + 80x

Answer: A

Mathematics

Express in terms of i.

A. 11i
B. ±11
C. -i
D. -11i

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Mathematics

Simplify the expression without a calculator.

A) 13
B) 14
C) 15
D) 10
E) 9

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Mathematics

Find the probability.Two 6-sided dice are rolled. What is the probability that the sum of the two numbers on the dice will be greater than 10?

A.
B.
C.
D. 3

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Mathematics

Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.

A. x¹¹
B.
C.
D. x¹²

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Mathematics