Answer:
T^2 = 4π^2 * L / g^2
L = T^2 * g^2 / 4*PI^2
Step-by-step explanation:
make improper fractions first. Then look for a common denominator (7*9) you will get something like this:
((73*9 + 9*19*7)/(63))
Answer:
42 divided by 2
Step-by-step explanation:
That will give you 21.