SOLUTION: If the replacement set is the set of negative numbers, then the solution set of 1/3x²=27 is 1.(-40.5) 2.(-9) 3.(-3) 4.(-3 radical3)

Algebra ->  Inequalities -> SOLUTION: If the replacement set is the set of negative numbers, then the solution set of 1/3x²=27 is 1.(-40.5) 2.(-9) 3.(-3) 4.(-3 radical3)       Log On


   

Question 198026: If the replacement set is the set of negative numbers, then the solution set of 1/3x²=27 is
1.(-40.5)
2.(-9)
3.(-3)
4.(-3 radical3)
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
1/3x²=27
x^2=81 multiply each side by 3
x=-9, x=9
.
Ed