The square root of 28 minus the squared root of 7 =±2.64575131
2
(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
eight squared=64 eight to the negative tenth power= the tenth root of 8 if multiplied together= the eighth root of 8
The same as the 8th decimal place of Pi itself.
-7.. square root cancels out square
Huh? The square root of 49 is 7. 4 squared is 16 Take it from there
21.
well, the square root of 81 is 9, and seven squared is 49, so it wud be 40
root 7
No because 7 squared equals 49 which is a rational number but the square root of 7 is an irrational number
square root of 8