simplify (-3+√5)(-3-√5)
Answers
Answered by
5
Answer:
(-3-√5)(-3+√5 )= (-3)^2 - (√5)^2
=9-5
=4
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Answered by
3
Answer:
with formula( a-b) (a+b) = a² - b²
-3² - √5²
9-5
4 = ans
hope it helps
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