Question

what is (a+b)² and give one example using this identity!​

Answer 1

(a+b)² = a²+b²+2ab

→ (2+3)² = 2²+3²+2×2×3

→ (5)² = 4+9+12

→ 25 = 25

Hope It Helps You ✌️

Answer 2

Answer:

$(a \: + \: b) ^{2} \: = \: a ^{2} \: + \: 2ab$

$(2 \: + \: 3) ^{2} \: = \: 2 ^{2} \: + \: 3 ^{2} \: + \: 2 \: \times \: 2 \: \times \: 3$

$(5) ^{2} \: = \: 4 \: + \: 9 \: + \: 12$

$25 \: = \: 25$

Explanation:

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