Simplify the expression.-9 - (-3)

A. -6
B. -12
C. 6
D. 12


Answer: A

Mathematics

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Find the indicated term for the geometric sequence.a1 = -3, r = 3; a10

A. 531,441 B. -19,683 C. -59,049 D. 19,683

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Use the definition of equality of complex numbers to find the real numbers x and y such that the equation is true.6 + yi = x + 

A. x = -6, y = 11 B. x = -6, y = -11 C. x = 6, y = -11 D. x = 6, y = 11

Mathematics

Simplify by combining like terms. Write the final answer with descending powers.4x + 7+ 8x + 3

A. 12x + 10 B. 22x C. 12x2 + 10 D. 12x

Mathematics

Solve the equation by the method of your choice.(3x + 4)2 = 10

A.
B.
C.
D.

Mathematics