Question

9x+1=4x² quadratic equation by completin the squre​

Answer 1

Answer:

x=9id not equal to✓97by 8

Answer 2

Step-by-step explanation:

4x

2

−9x−1=0

Applying quadratic formula,

x=

2a

−b±

b

2

−4ac

a=4,b=−9,c=−1

∴x=

2×4

9±

81−4(−1)(4)

∴x=

8

9±

97