Math, asked by rajambar643, 3 months ago

Use suitable identity to find the product of the following:

(2a-7)²​

Answers

Answered by ksonakshi70
1

Answer:

(2a - 7) {}^{2}  =  {(2a)}^{2}   + ( {7)}^{2}   - 2 \times 2a \times 7 \\  = 4a {}^{2}  + 49 - 28a \\  = 4 {a}^{2}  - 28a + 49

Similar questions