Solve the equation.
- 3 = 
A. {-25}
B. {25}
C. {5}
D. ?
Answer: B
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Change 4 to a percent.
A. 400% B. 0.04% C. 40% D. 0.4% E. none of these
Graph the function. Specify the intervals over which the function is increasing and the intervals where it is decreasing.y = 
A. Decreasing -? < x < 0
Increasing 0 < x < ?
B. Increasing -? < x < 0 and 0 < x < ?
C. Decreasing -? < x < 0 and 0 < x < ?
D. Increasing -? < x < 0
Decreasing 0 < x < ?
Simplify.
A. - 
B. 
C. - 
D. 
First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = 2x2 + 10x - 48
A. x-intercepts: 6 and -4; y-intercept: -10 B. x-intercepts: -8 and -3; y-intercept: 48 C. x-intercepts: 6 and 4; No y-intercepts D. x-intercepts: -8 and 3; y-intercept: -48