Question

Simplify
a a) (5+52)²
c) (83-523​

Answer 1

Answer:

a) 25+2704+520

b)-440

Explanation:

a) ( a+b)² = a² + b² +2ab

b) subtraction

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Answer 2

Required answer :-

• first solve brackets (parentheses)

52 + 5 = 57

= 57 × 57 = 3249

Ans = 3249

• 83-523 = -440