Divide.(x2 - 4x - 32) ÷ (x - 8)
A. x + 4 +
B. x2 + 4
C. x + 4
D. x - 4
Answer: C
Mathematics
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Use a special product formula to simplify.(3x + 7y)2
A. 9x2 + 49y2 B. 3x2 + 42xy + 49y2 C. 3x2 + 49y2 D. 9x2 + 42xy + 49y2
Mathematics
Use the quadratic formula to solve the given equation.x2 +
x -
= 0
A. ±
B.
C.
D.
Mathematics
Solve the system of equations by graphing the equations on the same set of axes.
A. (-1, -5) B. (5, 1) C. (1, 5) D. no solution
Mathematics
Solve the problem.The table below shows the results of a consumer survey of annual incomes in 100 households. What is the probability that a household has an annual income of $25,000 or more?
A. 0.54 B. 0.46 C. 0.74 D. 0.28
Mathematics