Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(7x - y)2
A. 49x2 + y2
B. 49x2 - 14xy + y2
C. 49x2 - 7xy + y2
D. 49x2 - 14xy - 2y2
Answer: B
Mathematics
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Solve for x: log-1 0.25 = x.
A. -0.602 B. 1.78 C. -0.25 D. -1.78
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Simplify.
? 
A. 21
B. 21
C. 18
D. 42
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A and B designate finite sets. Decide whether the statement is true or false.If n(A) > n(B), then A ? B
A. True B. False
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Solve the problem.Write 48 out of 50 computer chips as a reduced fraction and as a percent.
A. 
, 960%
B. 
, 96%
C. 
, 960%
D. 
, 9.6%
Mathematics