Question

Find the solution of 3 square root of x+5=-9

these are the anser choices:

x = 4; not extraneous

x = 4; extraneous

x = 0; extraneous

x = 0; not extraneous

Answer 1

can you write the q in a better way perhaps?

Answer 2

\[\sqrt[3]{2}\]

Answer 3

my bad hold up

Answer 4

\[\sqrt[3]{x2}\]

Answer 5

omgsorry i messed up

Answer 6

hold up i got it

Answer 7

\[\LARGE 3 \sqrt {x+5} = -9\]
?

Answer 8

3\[3\sqrt{x+5=-9}\]

Answer 9

yeah thats it! sorry im new to this

Answer 10

the question is wrong..sqrt always gives a +ve number..how can RHS be negative
still..square both the sides
\[\LARGE 9 (x+5) = 81 = x+5 = 9 => x=4\]
but that doesn't satify the equation..it does if RHS = + 9

Answer 11

thats what the question said

Answer 12

x=4,extraneous is the answer

Answer 13

ok thank veryy much