Question

Average value of sqrt 64-x^2

Answer 1

Step-by-step explanation:

$\sqrt{64} - {x}^{2} \\ = \sqrt{8} ^{2} - {x}^{2} \\ = ( \sqrt{8} + x)( \sqrt{8} - x)$

Answer 2

Answer:

$\sqrt{ 64 - {x}^{2} } = \sqrt{ {8}^{2} - {x}^{2} }$

then it will be x=8 or -8