factorize it. 5x²-2xy-16y²

Asked by kritikarautela16.8cpsb | 13th Aug, 2021, 11:45: AM

Expert Answer:

To factorise: 5x²-2xy-16y²
5 straight x squared minus 2 xy minus 16 straight y squared
equals 5 straight x squared minus 10 xy plus 8 xy minus 16 straight y squared
equals 5 straight x open parentheses straight x minus 2 straight y close parentheses plus 8 straight y open parentheses straight x minus 2 straight y close parentheses
equals open parentheses straight x minus 2 straight y close parentheses open parentheses 5 straight x plus 8 straight y close parentheses

Answered by Renu Varma | 16th Aug, 2021, 11:43: AM