Factorise : 4x^2+7√2x+9
Answers
Answered by
1
4x^2+ 7✓2x+9
D=b^2-4ac
=(7✓2)^2-4×4×9
=147-144
=3
x=(-b+/- ✓D)/2a
x=(-7✓2+✓3)/2×4
x=(-7✓2-✓3)/2×4
(x+(7✓2-✓3)/8)(x+(7✓2-✓3)/8)
D=b^2-4ac
=(7✓2)^2-4×4×9
=147-144
=3
x=(-b+/- ✓D)/2a
x=(-7✓2+✓3)/2×4
x=(-7✓2-✓3)/2×4
(x+(7✓2-✓3)/8)(x+(7✓2-✓3)/8)
Answered by
0
I hope it will help you
Thank you
Thank you
Similar questions