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Which expression correctly factors the polynomial?

x² – 36
A. (x - 6)^2
B. (X-6)(x+6)
C. (x-9)(x+4)
D. x(x - 36)

2 Answers

4 votes
the answer is A
have a great day!
User Giorgi Tsiklauri
by
6.2k points
5 votes

Answer:

B

Explanation:

(x-6)(x+6)

  1. x * x = x^2
  2. -6 * x = -6x
  3. 6 * x = 6x
  4. -6 * 6 = -36
  5. x^2 + 6x - 6x -36

The -6x cancels out the other 6x

x^2 - 36

User Michael Xin Sun
by
6.3k points