Match the given equation with one of the graphs.x2 + y2 + 3x + 4y = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Multiply.(-2 + x)(4x - 8)
A. x2 - 16x - 16 B. 4x2 - 17x + 16 C. 4x2 + 16x - 16 D. 4x2 - 16x + 16
Mathematics
First estimate the answer. Then add or subtract to find the exact answer. Write answer as a mixed number.
A. Estimate: 46; Exact: 47
B. Estimate: 47; Exact: 46
C. Estimate: 48; Exact: 47
D. Estimate: 47; Exact: 25
Mathematics
Determine whether the given point is on the graph of the equation.Equation: x2 - y2 = 64Point: (8, 8)
A. Yes B. No
Mathematics
Express the statement as an equation involving the indicated variables.The circumference C of a circle is the product of ? and its diameter d.
A. C = 2?d
B. C = ? + d
C. C = ?d
D. C = 
Mathematics