178k views
2 votes
Expand & simplify:
(x - 1 )(x - 1)

User Firelynx
by
7.5k points

2 Answers

5 votes

Answer:

x² - 2x +1

Explanation:

(x - 1) (x - 1)

x(x - 1) - 1(x - 1)

x² - x - x + 1

x² -2x + 1

User Simon Williams
by
9.2k points
7 votes

Answer:

x^2 -2x+1

Explanation:

(x - 1 )(x - 1)

FOIL

first: x*x = x^2

Outer: -1x

inner: -1x

Last: -1*-1 = 1

Add these together

x^2 -1x-1x+1

x^2 -2x+1

User Judyta
by
8.8k points

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