Question

9. What are the two square roots of 441 and which is the principal root?
A. Square roots are -21 and 22. The principal root is -21.
B. Square roots are +21 and -22. The principal root is -22.
C. Square roots are + 21 and -21. The principal root is 21.
D. Square roots are * 22 and -22. The principal root is 22.​

Answer 1

Answer:

may be its D

Step-by-step explanation:

thank uhhh bro  brainliest ddedo ham bohot garib hein

Answer 2

Answer:

option c is the answer

Step-by-step explanation:

+21 and -21 are the square roots of 441