Fill in the blank to make the trinomial a perfect square.x2 - 10x + 
A. 25
B. None of these
C. -25
D. 0
Answer: A
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Indicate the property that justifies the statement.n(-7) = -7n
A. Associative property of multiplication B. Distributive property C. Commutative property of addition D. Commutative property of multiplication
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Find the increase in the number of male athletes from year 3 to year 4.
A. 50 B. 75 C. 100 D. 475
Solve the equation by completing the square.x2 + 4x = 3
A. {-2 ± 
}
B. {2 + 
}
C. {-2 ± 2
}
D. {-1 ± 
}
Express the number in words.64,000,972
A. six million, four hundred thousand, nine hundred seventy-two B. sixty-four thousand, nine hundred seventy-two C. sixty-four million, nine thousand, seventy-two D. sixty-four million, nine hundred seventy-two