Question

Nomer 1 dan 2 tolong di jawap

Answer 1

1a. 7/5-√11 = 5+√11/5+√11
= 35+7√11/ 14
= 5+√11/2
b. 3+√2/√7-3
= 3√7+√6/7-3
= 3√7 +√6/4

2a. 2x-5=7x+10
2x-7x=10+5
-6x= 15
x = -5/2

b. 3x+4/5 = 7x-8/3
= (dikali silang)
= 9x+12=35x-40
= 9x-35x = -40-12
= -26x = -52
= x = -52/-26
= x = 2