Question

please help this is urgent

simplify (√5-7)²​

Answer 1

Answer:

hey mate

Step-by-step explanation:

(√5-7)²

(√5)²+7²-2×√5×7

5+49-14√5

54-14√5

hope it help u

Answer 2

Answer:

(√5-7)

5+49-14√5

51-14√5