Question

Find the square root & of -15- 8i​

Answer 1

Answer:

answer for this question

Answer 2

$\sqrt{ - 15 - 8i}$

$\implies\sqrt{ - ( 15 + 8i)}$

$\implies\sqrt{ - ( 16 - 1 + 2(4)(i))}$

$\implies\sqrt{ - ( {4}^{2} + 2(4)(i) + {(i)}^{2}) }$

$\implies\sqrt{ - {(4 + i)}^{2} }$

$\implies \pm {(4 + i)i}^{}$

$\orange{\therefore \pm (4i - 1)}$

HOPE IT HELPS!!