Factor by grouping.x2 + 9x + x + 9
A. (x - 9)(x - 1)
B. (x - 9)(x + 1)
C. (x + 9)(x + 1)
D. (x + 9)(x - 1)
Answer: C
Mathematics
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Use the order of operations to evaluate each problem.
A. 60 B. 24 C. 22 D. 36
Mathematics
Solve the inequality, then graph the solution.-6(5y - 11) < -36y + 54
A. [-2, ?)
B. (-2, ?)
C. (-?, -2]
D. (-?, -2)
Mathematics
Complete the square. Then write the trinomial square in factored form.x2 + 9x
A. x2 + 9x; 
2
B. x2 + 9x + 81; 
2
C. x2 + 9x + 
; 
2
D. x2 + 9x + 
; 
2
Mathematics
Find the sum of the infinite geometric series, if it exists.4 + 
+ 
+ 
+ . . .
A. 
B. 6
C. 
D. does not exist
Mathematics