what is the square root of 81
Answers
Answered by
1
Answer:
81=9⋅9 then the square root of √81=9 . Because the double multiplication for the same sign is always positive, the square root is also valid with the other sign 81=(−9)⋅(−9) then √81=−9 and we can say that √81=±9
Step-by-step explanation:
plz like the answer
Answered by
0
Answer:
square root of 81 = 9...
Similar questions