It think it is <span>f = 11/42 = 0.262
do some research! </span><span />
Answer:

Step-by-step explanation:

Square root can be written as a power.

Multiply the exponents.

Answer:
18
Step-by-step explanation:
wait check b4 you answer
6 because 45 divides by 3 equals 15 and fifteen minus 9 equals 6, if you plug 6 into the equation it makes sense