Without solving, determine the character of the solutions of the equation.x2 + 5x + 8 = 0
A. a repeated real solution
B. two complex solutions that are conjugates of each other
C. two unequal real solutions
Answer: B
Mathematics
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Find the range of the given function.f(x) = 2x2 + 12x + 23
A. (-?, -5] B. [5, ?) C. [-3, ?) D. (-?, 3]
Mathematics
Find the first term and the common ratio of the geometric sequence.1, 
, 3, 3
, . . .
A. a1 = 1, r = 3
B. a1 = 
, r = 3
C. a1 = 
, r = 
D. a1 = 1, r = 
Mathematics
Collect like terms.-15y - 6x - 9x
A. -15y - 15x B. -15y - 3x C. -15y + 3x D. -30xy
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics