Find the product.(6k + 1)3
A. 216k3 + 1
B. 216k3 + 72k2 + 12k + 1
C. 216k3 + 216k2 + 18k + 1
D. 216k3 + 108k2 + 18k + 1
Answer: D
Mathematics
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y + 
e-
y, for 0 ? y ? 
A. 
B. 
C. 
D. 
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Use the given row transformation to change the matrix as indicated.
; 7 times row 1 added to row 2
A. 
B. 
C. 
D. 
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Solve the system of linear equations.-0.5x - 0.1y = -1.60.1x - 0.4y = -0.1
A. (2.4, 3.3) B. No solution C. (3,1) D. (6.3, 5.5)
Mathematics
Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(-2x + 1)(-5x - 1)
A. -7x2 - 3x - 3 B. 10x2 - 3x - 3 C. -7x2 - 3x - 1 D. 10x2 - 3x - 1
Mathematics