Question the-fu
2.2 Nonlinear Equations in One Variable - Quadratic solving (factoring, quadratic formula, completing square)
0:00
The function h is defined above, where a, b, and c are integer constants. If the zeros of the function are 
6, and 7, what is the value of c ?
Enter your answer:
The function h is defined above, where a , b , and c are integer constants.
Hard-difficulty · SAT Math · Nonlinear Equations in One Variable — Quadratic solving (factoring, quadratic formula, completing square). Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.
Answer explanation
The correct answer is 210. Since 
, 6, and 7 are zeros of the function, the function can be rewritten as 
. Expanding the function yields 
. Thus, 
, 
, and 
. Therefore, the value of c is 210.
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