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How do you simplify #(x+1)(x+2)#?

Answer 1

Savannah Anderson

#(x + 1)(x+2)#

Distribute

#=(x)(x)+(x)(2)+(1)(x)+(1)(2)#

#=x^2 + 2x + x +2#

#=x^2 + 3x + 2#

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Answer 2

Eli Assouline

To simplify (x+1)(x+2), you can use the distributive property or FOIL method:

(x+1)(x+2) = x(x) + x(2) + 1(x) + 1(2) = x^2 + 2x + x + 2 = x^2 + 3x + 2

So, (x+1)(x+2) simplifies to x^2 + 3x + 2.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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