Simplify the expression by rationalizing the denominator.
A. - 
B. 
C. 
D. - 
Answer: D
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Solve the problem.The equation y = 0.002x - 0.20 can be used to determine the approximate profit, y in dollars, of producing x items. How many items must be produced so the profit will be at least $3933?
A. x ? 1,966,600 B. x ? 1,966,400 C. x ? 1,966,600 D. 0 < x ? 1,966,599
Factor completely using the trial and error method to factor trinomials. If unfactorable, indicate that the polynomial is prime.16x3y4 + 32x2y5 + 15xy6
A. x(4xy4 + 3y5)(4x + 5y) B. xy4(4x + 3y)(4x + 5y) C. y4(4x + 3y)(4x2 + 5xy) D. prime
Divide.12.8 ÷ 16
A. 18 B. 1.8 C. 8 D. 0.8
Complete the ordered pairs so that each is a solution of the linear equation. Then plot each solution and graph the equation by connecting the points by a straight line.y = 2x + 5(0,
)(1,
)(-1,
)
A. (0, 0)
(1, 5)
(-1, -5)
B. (0, 5)
(1, 7)
(-1, 3)
C. (0, -5)
(1, -3)
(-1, -7)
D. (0, 5)
(1, 3)
(-1, 7)