Show by substitution whether the number r is a solution of the corresponding quadratic equation.x2 + 6x + 9 = 14; r = -3 - 

A. Yes
B. No

Answer: A

Mathematics

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Provide an appropriate response.Perform the indicated operation and simplify: 2 + 5

Fill in the blank(s) with the appropriate word(s).

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Provide an appropriate response.Factor completely: y2 - 49

A. (y + 7)(y - 7) B. (y - 7)2 C. (y + 7)2 D. (y - 7)(y - 7)

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Simplify the expression.(4-2)-1

A.
B.
C. 16
D. 4

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Solve the equation.x2 - 25 = 24x

A. x = -5, 5 B. x = -5, -5 C. x = -1, 25 D. x = 1, -25

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Mathematics