Solve the equation by the method of your choice. Simplify irrational solutions, if possible.
- 
r + 
= 0
A. {-2, 2}
B. 0
C. {-2}
D. {2}
Answer: D
Mathematics
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Evaluate the polynomial.7x2 + 3x - 5for x = -2
A. 7 B. 17 C. -25 D. 13
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Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(0, 3); m = - 
A. y = - 
x - 3
B. y = - 
x + 
C. y = - 
x + 3
D. y = - 
x + 3
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Simplify the algebraic expression.7x + 2x
A. 5x B. 14x C. 9x D. 9 + x
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Graph the hyperbola.(y - 2)2 - 9(x - 4)2 = 9
A. 
B. 
C. 
D. 
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