How do you simplify #sqrt((a +2)^2)#?
3 Answers
Explanation:
Explanation:
If
then
If
then
Explanation:
A square root of a number
Any non-zero number
If
If
Hence we find that the square roots of
Which of
We can automatically choose between the two using the absolute value and write:
#sqrt((a+2)^2) = abs(a+2)#