Question

(x+9)^2/3=4

Answer 1

is that \[(x+9)^{2/3}\] ?

Answer 2

yeah

Answer 3

x+9=(sqrt 4)^3
x+9=8
x=-1

Answer 4

there will be 2 values for x because of the square root

Answer 5

I think you are wrong

Answer 6

wouldnt it be a cubed root not a square root?

Answer 7

yup

Answer 8

thats what i though but i ended up getting it wrong on my test

Answer 9

hey answer is x = -1

Answer 10

and x = -1 or, -17

Answer 11

how did you get that?

Answer 12

I think its -8 or 8

Answer 13

how do you get that?

Answer 14

(x+9)^(2/3) = 4
(x+9)^2 = 4^3
(x+9) = 64^(1/2)
x+9 = +8 or, -8
x = -1 or. x = -17

Answer 15

how did you get 4^3?

Answer 16

by cubing both the sides we will get

Answer 17

oh then you just square it?

Answer 18

yes u can do like that too but by that method u will get only one answer x = -1

Answer 19

oh okay thanks