Find the best buy (based on cost per unit).Brand X: 9 oz for $1.71Brand Y: 12 oz for $2.40
A. Not enough information
B. Brand Y
C. Brand X
D. Equal value
Answer: C
Mathematics
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Write as a percent. Round to the nearest hundredth of a percent when necessary.
A. 9.5 % B. 95 % C. 1.05 % D. 10.53 %
Mathematics
Find the requested function.If f(x) = x2 + 6x + 3, find f(x + h) - f(x).
A. x2 + 2xh + h2 + 6x + 6h + 3 B. 2xh + h2 + 6x + 6 C. 2xh + h2 + 6h D. 2xh + h2 + 6x + 6h
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.-
A. -4x12y4 B. 4x4y6 C. 4x4y4 D. 16x4y4
Mathematics
Give an appropriate answer.Let
f(x) = 4. Find
(-2)f(x).
A. -2 B. 16 C. -8 D. 4
Mathematics