PLEASE HELP 15 points for brainliest!
What is the solution of n^2-49=0
a.-7
b7
c.+/-7
d. no solution
2. What is the solution of x^2+64=0
a.-5
b.8
c.+/-8
d. no solution
3. what is the side length of a square with an area of 144x^2
a.12
b.12x
c.+/-12x
d. no solution
a.-7
b7
c.+/-7
d. no solution
2. What is the solution of x^2+64=0
a.-5
b.8
c.+/-8
d. no solution
3. what is the side length of a square with an area of 144x^2
a.12
b.12x
c.+/-12x
d. no solution