Factor the difference of squares.81y4 - 25
A. (9y2 + 5)2
B. (9y2 + 5)(9y2 - 5)
C. Prime
D. (9y2 - 5)2
Answer: B
Mathematics
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6 m
A. 24 m2 B. 48 m2 C. 20 m2 D. 10 m2
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Use the circle graph to solve the problem.Sarah has made a budget for how much she will spend on activities this summer. The circle graph below shows how she has divided up her spending money.
What percent of Sarah's budget is allocated for concerts?
A. 90% B. 35% C. 9% D. 30%
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Simplify ?-12
What will be an ideal response?
Mathematics