SOLUTION: How many real zeroes are there in f(x) = (x + 3)(x � 4)(x + 6)(x^2 + 7)? @ This is fairly straightforward. Only the last factor results in imaginary solutions a. 3 b. 5 c. 4

SOLUTION: How many real zeroes are there in f(x) = (x + 3)(x � 4)(x + 6)(x^2 + 7)? @ This is fairly straightforward. Only the last factor results in imaginary solutions a. 3 b. 5 c. 4

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Question 153042: How many real zeroes are there in f(x) = (x + 3)(x � 4)(x + 6)(x^2 + 7)?
@ This is fairly straightforward. Only the last factor results in imaginary solutions
a. 3
b. 5
c. 4
d. None of the above
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Since there are 4 factors and "the last factor results in imaginary solutions", this means that there are 3 factors that yield real solutions. So the answer is a) 3
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