Question

Evaluate

(7.64)²-(2.36)²​

Answer 1

${7.64}^{2} - {2.36}^{2}$

$= 58.3696 - 5.5696$

$= 52.8$

Answer 2

Answer:

52.8

step-by-step explanation

${a}^{2} - {b}^{2} = ({a - b})({a + b}) \\ ({7.64})^{2} - ( {2.36})^{2} \: = (7.64 - 2.36)(7.64 + 2.36) \\ = (5.28)(10) \\ = 52.8 \\( {7.64})^{2} - ( {2.36})^{2} = 52.8$

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