Solve and check. Use the square root principle to eliminate the square.(x + 16)2 - 6 = 0
A. -4 ± 
B. -16 ± 
C. -10, 22
D. 16 ± 
Answer: B
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Express the radical in simplified form. Assume that all variables represent positive real numbers.
A. y2 - 7
B. 
C. 7y2
D. 
Solve the problem using your calculator.Two separate tests are designed to measure a student's ability to solve problems. Several students are randomly selected to take both tests and the results are shown below. Use a graphing calculator to model the data with a linear function that predicts a student's score on Test B as a function of his or her score on Test A.
A. y = 0.930 - 19.4x B. y = -0.930 + 19.4x C. y = -19.4 - 0.930x D. y = 19.4 + 0.930x
Solve the following inequality by using the Addition Property of Inequalities. x + 3 < 5
A) x > 2 B) x > 3 C) x < 5 D) x < 2 E) No solutions exist
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 