Solve and check.6.9 = 10 - x

A. x = 2.6
B. x = 3.1
C. x = 16.4
D. x = 16.9

Answer: B

Mathematics

Find the area of the specified region.Inside the circle r = 2 cos ? + 3 sin ?

A. 3?
B. + 3
C.
D.

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Mathematics

Write the complete factored form of the polynomial f(x), given the indicated zero.f(x) = 9x4 + 51x3 + 87x2 + 45x- is a zero.

A. f(x) = 9x
B. f(x) = 9x
C. f(x) = x
D. f(x) = 9x

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Mathematics

Solve the equation by completing the square.x2 - 8x + 15 = 0

A. 12, 3
B. ±
C. 5, 3
D. -5, -3

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Mathematics

Simplify.(22)-3

A. 2^-1
B. 2⁶
C.
D. -3 ? 2²

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Mathematics