Solve quadratic equation by factoring.15x2 + 31x - 2 = -12
A. 
, 
B. - 
, - 
C. 
, 
D. - 
, - 
Answer: D
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Multiply. 
A. 217.16 B. 2.1716 C. 0.21716 D. 21.716
Find the x- and y-intercepts for the function.y = -3(
)x
A. x-intercept is (
, 0); y-intercept is (0, -3)
B. no x-intercept; y-intercept is (-3, 0)
C. no x-intercept; y-intercept is (0, -3)
D. x-intercept is (0, 0); y-intercept is (-3, 0)
Solve the problem.A biologist has a bacteria sample. She records the amount of bacteria every week for 8 weeks and finds that the exponential function of best fit to the data is A = 150 ? 1.79t. Express the function of best fit in the form 
What will be an ideal response?
Find the solution(s) (if any) of the system of equations by the graphical method. If the equations are dependent, write your answer with x being arbitrary.
A. inconsistent
B. 
C. 
D. {(1, 1)}