Question

factorise x² - 4
Can you explain how..​

Answer 1

Answer:

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Answer 2

★⦋ ϙᴜᴇsᴛɪᴏɴ⦌ ⤵

●factorise x² - 4

★⦋ᴀɴsᴡᴇʀ⦌ ⤵

● (x+2) (x-2)

★[explain]⤵

● x²-4

=(x) ²-(2) ²

=(x+2) (x-2)

Hope Its Help:)