Question

NEED HELP!! Solve using the square root property.
3a^2-20=13

Answer 1

\[\large 3a^2-20=13 \rightarrow 3a^2=27 \rightarrow a^2=9\]
can you solve from here?

Answer 2

\[3a^2-20=13\]\[3a^2=13+20\]\[3a^2=33\]

Answer 3

I got 3a^2=33, is there anything more or is that the final answer?

Answer 4

nope \[a^2 =33/11 \] \[a=\pm \sqrt{33/11}\]

Answer 5

=1.732

Answer 6

ok, thank you :o)

Answer 7

no problem :D