Find the number of x-intercepts for the function. f(x) = x2 - 8x + 7
A. One
B. None
C. Two
Answer: C
Mathematics
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Solve the problem.Solve for a: 
A. a = 1
B. a = 
C. a = 
D. a = 
Mathematics
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = 4x2 + 10x + 3
A. 
, (0, 3)
B. 
, (0, 3)
C. 
, (0, -3)
D. 
, (0, -3)
Mathematics
Solve the problem.During a five-year period, a company doubles its profits each year. If the profits at the end of the fifth year are $224,000, then what are the profits for each of the first four years?
A. $14,000, $28,000, $56,000, $112,000 B. $15,000, $30,000, $60,000, $118,000 C. $14,000, $28,000, $42,000, $56,000 D. $14,000, $28,000, $56,000, $140,000
Mathematics
Solve by the substitution method.9x + 8y = 324x - 4y = 52
A. {(8, -5)} B. ? C. {(7, -4)} D. {(8, -4)}
Mathematics