Question

(root 13 - root 21) (root 13 + root 21 )​

Answer 1

Answer:

(root 13)²-(root 21)²

13 - 21

-8

Answer 2

Answer:

hey mate here is ur answer

(root 13)^2 - (root 21)^2

13- 21

-8 is the correct ans

Hope it helped u

Step-by-step explanation:

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