Question

7. If √x³ - 2 = 5, then find the value of 'x'.

Answer 1

Answer:

Step-by-step explanation:

So, $\sqrt{x}^{3}$ = 7

$\sqrt{x}^{3}$ = $x^{3/2}$

$x^{3/2}$ x $x^{2/3}$ = 7 x $x^{2/3}$

$x^{2}$ = 7$x^{2/3}$

x = $7^{2/3}$

Hope this helps