Question

If x2 is 100 then x2-x

Answer 1

x^2 = 100
x = √100
x= 10


x^2 - x
= 100 - 10
= 90

Answer 2

heya here's ur answer dear :-)

______________

$x {}^{2} = 100 \\ x = \sqrt{100} \\ x = 10$

now,
$\\ x {}^{2} - x = 100 - 10 \\ x {}^{2} - x = 90 \: ans.$

hope it helps
#thankyou