Multiply.8x2(-4x2 + 9)

A. -32x4 + 9
B. -32x4 + 72x2
C. 40x2
D. -32x2 + 72

Answer: B

Mathematics

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Given the graph of the function f(x) = -x3 + 3x; find a formula for g(x) .f(x) = -x3 + 3xg(x) =?

A. g(x) = (-x3 + 3x)
B. g(x) = -x3 + 3x + 
C. g(x) = 2(-x3 + 3x)
D. g(x) = -x3 + 3x - 

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Find all square roots of the number.

A. - ,   
B. - ,   
C. - ,  
D. - ,   

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Simplify the expression by combining like terms, if possible.-6(10r + 5) + 9(10r + 2)

A. -90r B. 30r + 5 C. 4r - 1 D. 30r - 12

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Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Cookies: 18 servings per panNumber of pans per oven: 6Pan changes per hour: 6Number of ovens: 4

A. 648 servings B. 2542 servings C. 2592 servings D. 432 servings

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