Answer:
x>11
11,∞
Step-by-step explanation:
1.8.10=1.80000000000
7.2.10=7.2000000000
dont now sorry i really wont to help
equation connecting them: Z = k 1/A
k being the constant
225 = K * 1/15
K * 1/15 = 225 (flip to solve more easily)
k = 3375
Z = k * 1/A
75 = 3375 * 1/A
75 = 3375/A
A = 45