Simplify.-13 + (5 ? 2 + 30) ÷ 5
A. 3
B. 5
C. 1
D. -5
Answer: D
Mathematics
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Determine whether or not the lines through the two pairs of points are parallel or perpendicular.(-7, -3) and (8, 3); (-8, 11) and (-2, -4)
A. Parallel B. Perpendicular
Mathematics
Factor the polynomial completely.-45y2 + 32x2 + 4xy
A. (4x + 5y)(8x - 9y) B. (8x - 5y)(4x + 9y) C. (4x - 5y)(8x + 9y) D. (4x - 9y)(8x - 5y)
Mathematics
Match the property with the example of it.Distributive property
A. -2(x + y) = 2x + 2y B. -2(x + y) = 2(-x - y) C. -2(x + y) = -2x - 2y D. -2(x + y) = -2(y + x)
Mathematics
Evaluate the function at the indicated value.Find 
when f(x) = x2 + 7x + 4.
A. 1
B. 
C. 2x+ h + 7
D. 2x+ h + 4
Mathematics