1.

Simplify (√7+ √2) the whole square

Answer»

ANSWER:

(√7 + √2)² = 9 + 2√14

Step-by-step EXPLANATION:

= (√7 + √2)²

(a+b)² = a²+2ab+b²

= (√7)² + 2(√7)(√2) + (√2)²

= 7 + 2√14 + 2

= 9 + 2√14



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