100% of x is 50. *reamber is means divide*​

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?