Factor the difference of two squares.49x2 - 9
A. (7x + 3)2
B. (7x + 3)(7x - 3)
C. (7x - 3)2
D. prime
Answer: B
Mathematics
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Decide whether the statement makes sense. Explain your reasoning.In Debra's town, a new voting system will be used which will be guaranteed to always satisfy all four of the fairness criteria.
What will be an ideal response?
Mathematics
Find the cardinal number of the indicated set. Use the cardinal number formula.If n(B) = 60, n(A ? B) = 11, and n(A ? B) = 105, find n(A).
A. 56 B. 54 C. 45 D. 58
Mathematics
Solve the equation.2n - 7 = 1
A. 7 B. 10 C. 4 D. 6
Mathematics
Is the function graphed one-to-one?
A. Yes B. No
Mathematics