Simplify using the product rule of exponents.(-0.2x6)(0.4x7)

A. 0.08x42
B. -0.08x42
C. -0.08x13
D. 0.08x13


Answer: C

Mathematics

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For the given Hindu-Arabic numeral, write an equivalent numeral in the indicated system.1100; Egyptian

A.
B.
C.
D.

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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = , 0 < ? < Find cos(2?).

A. - 
B. - 
C.
D.

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Subtract.- 

A. 8.93 B. 8.83 C. 8.8 D. 9.83

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