Question

4 xsquare+16x-9 factorise
please tell step by step Please ​

Answer 1

Answer:

Ans: X = 1/2 and 2nd value of X = -9/2

Step-by-step explanation:

$4x^{2} + 16x - 9 \\\\Ans: 4x^2 + 18x-2x-9=0\\2x(2x+9) -1(2x+9)=0\\(2x-1)(2x+9)=0\\\\2x-1=0\\2x=1 , x=1/2\\\\2x+9=0\\2x=-9 , x=-9/2$