Question

Prove the inequality 8y(3y−10)<(5y−8)^2

Answer 1

-8<y<8

Explanation:

8y(3y−10)<(5y−8)^2

24y^2 -80y<25y^2 +64-80y

24y^2<25y^2 +64

y^2<64

-8<y<8

i hope this helps