A graph of y = f(x) follows. No formula for f is given. Graph the given equation.y = - 
f(x)
?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the equation.10y = 5y + 5 + 4y
A. -50 B. -5 C. 50 D. 5
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Multiply the polynomials using a special product formula. Express the answer as a single polynomial in standard form.(x + 4)2
A. x2 + 16 B. 16x2 + 8x + 16 C. x + 16 D. x2 + 8x + 16
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Find the values of x for which the expression is a real number.
A. (-?, 20) B. [20, ?) C. (20, ?) D. (-?, 20]
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Find the mean.Jill made purchases for the following amounts: $28.40, $17.30, $26.35, $20.35, $17.80. What was the mean amount of her purchases? Round to the nearest cent.
A. $22.04 B. $18.37 C. $27.55 D. $20.35
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