Question

$(4x - 7) {?}^{2}$
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Answer 1

Answer:

${(4x - 7)}^{2} = 16 {x}^{2} - 56x + 49$

Step-by-step explanation:

You might find the solution of

${(4x - 7)}^{2}$

As we know the formula of

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

So apply the formula in the given question

${(4x - 7)}^{2} = ( {4x)}^{2} - 2(4x)(7) + {(7)}^{2} \\ \\ {(4x - 7)}^{2} = 16 {x}^{2} - 56x + 49$

Hope it helps you

Answer 2

Answer-

This is simply solved by formula -

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

Therefore, solution of your question -

$(4x - 7) {}^{2} = 16x {}^{2} + 49 - 56x$

hope it helps you!!