Question

using the formula (a+b)=(a2+2ab+b2) evaluate. (350)2​

Answer 1

Answer:

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Step-by-step explanation:

${350}^{2} \\ = {(300 + 50)}^{2} \\ = {300}^{2} + {50}^{2} + 2 \times 300 \times 50 \\ = 90000 + 2500 + 30000 \\ = 122500$