Find the vertex of the parabola.f(x) = -x2 + 7x - 7

A.  
B.  
C. (7, -7)
D.  


Answer: B

Mathematics

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Write the improper fraction as a whole or mixed number.

A.
B. 64
C. 62
D. 9

Mathematics

Use the remainder theorem and synthetic division to find f(k).k = 5; f(x) = x3 - 3x2 - 4x + 2

A. 32 B. -220 C. -218 D. 28

Mathematics

Solve.Peter went shopping for CDs with $100 in his wallet. He bought two CDs for $8.99 each, three for $12.50 each, and one for $12.99. Sales tax was included in the prices. After paying cash for the purchases, how much did he have left from the $100?

A. $68.47 B. $31.53 C. $29.73 D. $34.73

Mathematics

Convert the symbolic compound statement into words.p represents the statement : "x < 3"q represents the statement: "y > 1"Translate the following compound statement into words: p ? ~q

A. x is less than 3 and y is not greater than 1. B. x is not less than 3 and y is not less than 1. C. x is less than 3 or y is less than 1. D. x is less than 3 or y is not greater than 1.

Mathematics