Use the Distributive Property to find the product.-5x(-11x - 8)
A. 95x2
B. 55x2 + 40x
C. 55x2 - 8x
D. -11x2 + 40x
Answer: B
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Expand the expression using the Binomial Theorem.(2x + y)6
A. 64x6 + 192x5y + 240x4 y2 + 160x3 y3 + 60x2y4 + 12xy5 + y6 B. 2x6 + 12x5y + 30x4 y2 + 40x3y3 + 12xy5 + y6 C. 64x6 + 192x5y + 240x4y2 + 160x3y3 + 240x2y4 + 192xy5 + 64y6 D. 64x6 + 192x5y + 480x4y2 + 960x3y3 + 1440x2y4 + 12xy5 + y6
Factor completely. If the polynomial is prime, so state.6x2 + 17x + 12
A. (6x + 3)(x + 4) B. (2x + 3)(3x + 4) C. (2x - 3)(3x - 4) D. prime
Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. 
B. {(6, 4)}
C. 
D. no solution; ?
For problems 7 to 9: The relationship between the diameter of a circle, d, and the circumference, C, is a direct variation. Given a circle of diameter 20 cm, the circumference is 62.8 cm. Write an equation that describes this relationship.
A. 
B. 
C. 
D. none of these