Question

Tolong dengan cara :))

Answer 1

1. 3^3/2+6/2-5/2
= 3^4/2
= 3^2 (b)

2. 26+x / 10 = 3
26+x = 30
x= 30-26
x= 4

4. ar^4 =48
ar^2 = 12
------------------
r^2 = 4
r= 2

ar^2 = 12
a.4 = 12
a= 12/4= 3

6. 12-5= 7

10. 2√5/√10
= √20/√10
=√2