Question

Which number line represents the solution of -x2 - 4 ≤ 0?

Answer 1

85.jpg

Answer 2

you mean -x^2-4 or -2x-4 ??

Answer 3

sorry it should say
-x^2-4 ≤ 0

Answer 4

soo it's 85.jpg
when you change the sides it will be -x^2≤4 . what value you give for x is always smaller than x. because x has square root but it has negative sign.

Answer 5

ok thanks