(3 root 7) squared
= (3 root 7) (3 root 7)
= (3x 3) ( sq root 7 x 7)
= 9 x sq root 49
= 9 x 7
= 63
Since squaring root 2 gives 2, you can simplify 7 sqrt(2)2 as 7 x 2 = 14.
21.
A number that is squared is a number 49 is 7 because 7 squared is 7x7=49 square root of 1=1 4=2 9=3 and so on.
The square root of 28 minus the squared root of 7 =±2.64575131
The expression cannot be simplified.
the 4th root of 49 is the square root of the square root of 49 since square root 49 =7 then simplify is square root of 7
7
2
7 times the square root of 7
7
No, it is not.
4 times the square root of 7