Question

help? (picture included)

Answer 1

do you have a graphing calculator

Answer 2

yep. i found out a.
\[\frac{ 3 }{ \pi } \cos^{-1} (h/7) = t\]

Answer 3

if i substitute h for 1, 3, and 5, i get:

78.1

61.7

42.4

is this right?

Answer 4

now that you know that fill in h with all 3 numbers and solve for all three

Answer 5

for c, where it says 1, 3, 5 cm BELOW the rest position, i do -1, -3, and -5, right?

Answer 6

yes exactly

Answer 7

perfect. thank you so much!

Answer 8

your welcome