Question

Solve -

25x² - 8 = 56​

Answer 1

Answer:

Hii

Step-by-step explanation:

$25 {x}^{2} - 8 = 56 \\ \\ = > {(5x)}^{2} = 56 + 8 \\ \\ = > {(5x)}^{2} = 64 \\ \\ = > {(5x)}^{2} = {(8)}^{2} \\ \\ = > 5x = 8 \\ \\ = > \green{ x = \frac{8}{5} }$

Answer 2

$\huge{\pink{\underline{\underline{Question:}}}}$

${25x}^{2} - 8 = 56$

$\huge{\purple{\underline{\underline{Answer:}}}}$

Given,

${25x}^{2} - 8 = 56$

We know that,

${5}^{2} = 25$

${ (5x)}^{2} = 56 + 8$

${(5x)}^{2} = 6$

${(5x)}^{2} = {(8)}^{2}$

Square gets cancel on both side.

$5x = 8$

$x = \frac{5}{8}$