Question

Pls help me solve it Q12 and Q13 plssss
I need it urgently

Answer 1

Step-by-step explanation:

12)

(5/4)⁵÷(5/4)³

5/4²

(25/16)²

(5/4)⁴

13)

a)As bases are same powers are equated

x-2-3=4

x=4+5

x=9

b)