Answer:
B and C are both correct
Step-by-step explanation:
18/6 = 3
h¹⁰/h¹² = h⁽¹⁰⁻¹²⁾ = h⁻² = 1/h²
the a⁻⁴ term remains unchanged and = 1/a⁴
3a⁻⁴h⁻² = 
Answer:
x=4
Step-by-step explanation:
multiply both sides, colect the terms, divide, answer!
U have to evaluate the power