Factor the sum or difference of two cubes.729x3 + 512
A. (729x - 8)(x2 + 72x + 64)
B. (9x + 8)(81x2 - 72x + 64)
C. (9x - 8)(81x2 + 72x + 64)
D. (9x + 8)(81x2 + 72x + 64)
Answer: B
Mathematics
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Find fraction notation.0.4444 . . .
A. 
B. 
C. 
D. 
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Solve the problem.A customer purchased 3 bottles of nail polish for $2.60 each. How much does a salesperson earn on this sale if the rate of commission is 36%? Round to the nearest cent.
A. $0.94 B. $2.82 C. $28.08 D. $7.80
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Solve the system of equations by the substitution method.
A. (1, 3) B. (-3, -2) C. (0, 4) D. (-3, 1)
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Find the x- and y-intercepts of the graph of the equation. 20y - 4x = -8
A. x-intercept: - 
; y-intercept: 2
B. x-intercept: - 
; y-intercept: -2
C. x-intercept: -2; y-intercept: - 
D. x-intercept: 2; y-intercept: - 
Mathematics