Which are solutions of the equation x2 – 16 = 0? Check all that apply.

x = –8
x = –4
x = –2
x = 2
x = 4
x = 8

x=4 and x=-4

Step-by-step explanation: I hope this helps

50

step-by-step explanation:

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

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