If n is a natural number, then 10-n = . Negative powers of 10 can be used to write the decimal part of Hindu-Arabic numerals in expanded form. Express the expanded form as a Hindu-Arabic numeral.(8 × 103) + (7 × 102) + (3 × 101) + (8 × 1) + (3 × 10-1) + (6 × 10-2) + (8 × 10-3)

A. 8,738,368
B. 873.8368
C. 87383.68
D. 8738.368


Answer: D

Mathematics

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The matrix is the final matrix form for a system of two linear equations in variables x1 and x2. Write the Solution of the system.

A. x1 = 3 x2 = 5 B. x1 = -5 x2 = -3 C. x1 = 5 x2 = t for any real number t D. x1 = 5 x2 = 3

Mathematics

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A. 63.3°F B. 55.7°F C. 59°F D. 68°F

Mathematics

Determine the amplitude or period as requested.Period of y = cos 5x

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

Mathematics