Solve the equation by completing the square.q2 + 8q - 3 = 0

A. -4 ± 2
B. -4 ± 
C. 4 + 
D. -1 ± 


Answer: B

Mathematics

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Find the derivative.f(x) =  

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B. - x-7/6
C. x-5/6
D. x5/6

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A. $139.07; $92.14 B. $278.15; $92.14 C. $139.07; $186.01 D. $139.07; $184.27

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Solve the problem.A painter needs to cover a triangular region with sides of 64 meters, 69 meters, and 70 meters. If each can of paint covers 70 square meters, how many cans will be needed?

A. 321 cans B. 15 cans C. 3 cans D. 29 cans

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Simplify the exponential expression.

A. x10y11 B. xy11 C. x11y11 D. x10y10

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