Question

find the root of the following
4x^2-x-5=0​

Answer 1

Step-by-step explanation:

given equation 4x²-x-5

a quadratic equation is in form of ax²+bx+c

so by spllitting middle term we get

4x²-5x+4x-5

4x²+4x-5x-5

4x(x+1)-1(x+1)

(4x-1)(x+1)=0

either 4x-1=0 or x+1=0 so roots are 1/4,-1

Answer 2

Answer:

Thank you.............