Question

( 8 a - 7 ) ( 8 a + 2 )

Answer 1

$\huge{\purple {\sf \underline{Answer:}}}$

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→Step 1:

$( 8 a - 7 ) ( 8 a + 2 )$

Write the equation

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→Step 2:

$= 64 {a}^{2} + 16a - 56a - 14$

Open the brackets and multiply (8a-7) with (8a+2) to get →6a² +16a-56a-14

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→Step 3:

$=64 {a}^{2} - 40a - 14$

Subtract 16 a and -56a

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⚡Final answer:

64a²-40a-14

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Hope it helped you !

Have a nice day:)