Question

use a suitably Identity to solve : (2a-7) (2a-7)​

Answer 1

Answer:

Answer will be 000000000

Answer 2

$(2a-7) (2a-7)$

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

$= {2a}^{2} + ( {7)}^{2} - 2 \times 2a \times - 7$

$4 {a}^{2} + 49 + 28a$