Without solving, determine the character of the solutions of the equation.x2 + 6x + 9 = 0
A. two unequal real solutions
B. two complex solutions that are conjugates of each other
C. a repeated real solution
Answer: C
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Find the absolute maxima and minima of the function on the given domain.
on the disk bounded by the circle 
A. Absolute maximum: 81 at 
and 
absolute minimum: 45 at 
and 
B. Absolute maximum: 45 at 
and 
absolute minimum: 0 at 
C. Absolute maximum: 81 at 
and 
absolute minimum: 0 at 
D. Absolute maximum: 126 at 
absolute minimum: 0 at 
Factor out the largest common factor.m(n2 - 7) - 2(n2 - 7)
A. (n2 - 7)(m + 2) B. (n2 - 7)(m - 2) C. mn2 - 7m - 2n2 + 14 D. (n2 - 2)(m - 7 )
Multiply.
A. 
B. - 63
C. - 
D. - 
Write each inequality in interval notation and graph the interval on a number line.-4 ? x < 0
A. (-4, 0]
B. [-4, 0)
C. (-4, 0)
D. [-4, 0]