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what is f(X)=x2-7x+10

 Nov 5, 2015
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what is f(X)=x2-7x+10

 

Solve for x over the real numbers:
x^2-7 x+10 = 0

The left hand side factors into a product with two terms:
(x-5) (x-2) = 0

Split into two equations:
x-5 = 0 or x-2 = 0

Add 5 to both sides:
x = 5 or x-2 = 0

Add 2 to both sides:
Answer: | 
| x = 5 or x = 2

 Nov 5, 2015

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