Question

(ii) x^2 – 3x^2 - 9x - 5​

Answer 1

Answer:

let x= -2x²-9x-5=0

first term must positive

x=2x²+9x+5=0

=>factorise method

x=2x²-10x- -x+5=0

=2x(x-5) -1 (x-5)=0

=(2x-1) (x-1)=0

=2x-1=0 or x-1=0

= x=1/2 or x=1