Question

find the value of x in following. (a) 4xsquare = 864​

Answer 1

Step-by-step explanation:

${4x}^{2} = 864 \\ \\ = > {x}^{2} = \frac{864}{4} \\ \\ = > {x}^{2} = 216 \\ \\ = > x = + \: or \: - \: \sqrt{216}$

hope it helps uH ✔

Answer 2

Step-by-step explanation:

(4x)^2 =864

16x^2 = 864

x^2 = 864/16

x^2 =54

x=+ or - root 54

x=+ or - root(9×6)

x=+ or - 3 root6