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murzikaleks [220]
3 years ago
11

Follow the process of completing the square to solve x^2 - 10x + 8 = 0. What is the value of the constant that will be isolated

on the right side of the equation in step 3?
-32
-12
-8
Mathematics
2 answers:
My name is Ann [436]3 years ago
7 0
To solve using completing square method we proceed as follows:
x^2-10x+8=0
x^2-10x=-8
but
c=(b/2)^2
c=(10/2)^2=25
thus we can add this in our expression to get
x^2-10x+25=8+25
factorizing the LHS we get:
(x-5)(x-5)=33
(x-5)^2=33
getting the square roots of both sides we have:
x-5=+/-√33
x=5+/-√33
Andre45 [30]3 years ago
4 0

Answer:

-32 is the correct answer

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