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rewona [7]
2 years ago
12

If a and b are the zeros of the quadratic polynomial 4x2+4x+1, find the value of a/b+b/a?

Mathematics
1 answer:
kow [346]2 years ago
7 0

Answer:

2

Step-by-step explanation:

First you need to factor your quadratic equation. You'll get (2x+1)(2x+1). Your two zeroes will be -1/2 and -1/2 with one being a, the other b. So then

a/b = (-1/2)/(-1/2)

and

b/a = (-1/2)/(-1/2)

Both reduce to 1. So a/b + b/a is 1+1=2

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