Solve the quadratic equation by completing the square.x(x + 5) = 84
A. {-12, 1}
B. {-7, 12}
C. {-12, 7}
D. {12, 7}
Answer: C
Mathematics
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(3, 2) and (4, 6)
A. 4
B. - 4
C. 
D. 
Mathematics
Solve the problem.In four rounds of a card game, you get scores of 6, -1, 2, and 9. What is your final score?
A. -18 B. 16 C. -16 D. 18
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = |x - 3|
A. 
B. 
C. 
D. 
Mathematics
Find the sum of the infinite geometric series, if it exists.12 + 6 + 3 + 
+ . . .
A. 21 B. - 12 C. 24 D. does not exist
Mathematics