Use factoring to solve the quadratic equation.x2 - 25 = 0

A. {5}
B. {6}
C. {5, - 5}
D. {-6, 6}

Answer: C

Mathematics

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Evaluate the integral.

A.  - 
B.
C.
D.  - 

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At what points is the given function continuous?f(x, y) = tan (x + y) 

A. All (x, y) ? (0, 0)
B. All (x, y) such that x + y ?  , where n is an integer
C. All (x, y)
D. All (x, y) ?  

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Write the fraction or mixed number as a decimal. Round to the nearest thousandth if necessary.15

A. 158 B. 15.8 C. 0.063 D. 1.58

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Find the sum Sn of the first n terms of the geometric sequence. -4, -8, -16, -32, -64, . . . ; n = 13

A. -32,727 B. -32,762 C. -32,784 D. -32,764

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Mathematics