Question

(5-2√6)(5+2√6) solve by using identity
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Answer 1

Step-by-step explanation:

5^2-(2√6)^2=25-4×6=25-24=1

Answer 2

Answer:

1

Step-by-step explanation:

identity is (a+b)(a-b)=(a^2-b^2)

(5^2-(2√6)^2)=25-4×6

=25-24=1