Question

solve................​

Answer 1

Step-by-step explanation:

We know

a sq + 2ab + bsq

so

√5sq + 2(√5)(√7) + √7 sq

5 + 2√35 + 7

12 + 2√35

Answer 2

Answer:

hey mate here is your answer

Step-by-step explanation:

(√5+√√7)2=(√5)2 +(√7)2

=5+7

;12 is your answer

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