Use the product-to-sum formulas to rewrite the product as a sum or difference.
?
?
A. ?
B. ?
C. ?
D. 
E. ?
Answer: D
Mathematics
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Specify the domain of the function.f(x) = 
A. x ? 49 B. x ? 7, x ? -7 C. All real numbers D. x > 49
Mathematics
Solve the equation.g + 28.14 = 0
A. -29.14 B. -28.14 C. 29.14 D. 28.14
Mathematics
Solve the problem.If the list price is $151.49 and the discount price is $98.57, how much is saved by buying at discount?
A. $52.92 B. $63.92 C. $53.92 D. $62.92
Mathematics
Determine whether the graph is that of a function.
A. function B. not a function
Mathematics