Rewrite the number or expression as requested.2.79 ? 10-4 (Rewrite as a standard numeral.)

A. 0.00279
B. 0.0000279
C. -279,000
D. 0.000279


Answer: D

Mathematics

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Use a calculator to evaluate. Express the answer as a decimal and as a fraction. -  + 

A. 0.3
B. 0.3
C. 0.3
D. 0.38

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Change the base ten number to a number in the base indicated.Write 13,562 in base eight.

A. 23,2728 B. 32,3728 C. 32,3278 D. 23,2278

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Simplify by taking the roots of the numerator and the denominator. Assume all variables represent positive numbers.

A. 6x 
B. 6x
C. 6x
D. x

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Simplify the expression. Assume that all variables are positive when they appear.

A.
B.
C.
D.

Mathematics