Multiply and simplify.
? 
A.
B.
C. -
D. -
Answer: D
Mathematics
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Solve the given equation without using a graphing calculator.7x4 + 9x3 - 26x2 - 36x - 8 = 0
A. -1, -2/7, 2, -2 B. 1, 2/7, 2, -2 C. 1, -2/7, 2, -2 D. -1, 2/7, 2, -2
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Solve equation using quadratic formula.x2 + 6x - 16 = 0
A. -8, 2 B. 8, -2 C. -8, 1 D. 8, 2
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Find the inverse, if it exists, for the matrix.
A.
B.
C.
D.
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Add the polynomials.(5x) + (9 - 5.5x)
A. -0.5x + 9 B. -1.5x + 9 C. 0.5x + 9 D. -0.5x - 9
Mathematics