a^2-4=(____)(a+2)
plz plz answer dedo and don't spam plz
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Answered by
1
Answer:
a-2
Step-by-step explanation:
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Answered by
1
Answer:
a² - 4 = a² - (2) ²
Using a² - b² = ( a+b ) (a-b)
Therefore, a² - 4 = (a+2) (a-2) .
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