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Alekssandra [29.7K]
3 years ago
6

Find the value of c that makes x^2–6x + c a perfect square trinomial and write as a binomial squared.

Mathematics
1 answer:
denpristay [2]3 years ago
3 0

Answer: 9

Step-by-step explanation:

Given

The function is x^2-6x+c

To make it a perfect square, compare it with (a-b)^2=a^2+b^2-2ab

Here,

x=a,\\-6x=-2ab\\\\\therefore b=3

So, c must be square of b i.e. 9

x^2-6x+c\Rightarrow x^2-6x+9\\\Rightarrow (x-3)^2

Therefore, value of c is 9.

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