For the expression,a) determine the number of terms;b) write down each term; andc) write down the coefficient for each.Be sure to simplify the expression before answering.7x2 - x - 7(4x2 - 7x + 2)
A. a) 3
b) -21x2, -8x, 2
c) -21, -8, 2
B. a) 3
b) -21x2, 6x, -2
c) -21, 6, -2
C. a) 3
b) -21x2, 48x, -14
c) -21, 48, -14
D. a) 3
b) -21x2, -50x, -14
c) -21, -50, -14
Answer: C
Mathematics
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