Question

The equation models the height h in centimeters after t seconds of a weight attached to the end of a spring that has been stretched and then released.


a. Solve the equation for t.

b. Find the times at which the weight is first at a height of 1 cm, of 3 cm, and of 5 cm above the rest position. Round your answers to the nearest hundredth.

c. Find the times at which the weight is at a height of 1 cm, of 3 cm, and of 5 cm below the rest position for the second time. Round your answers to the nearest hundredth.

Answer 1

\[h=7\cos(\frac{ \pi }{ 3 }t)\]

Answer 2

@AihberKhan @Directrix @freckles @rebeccaxhawaii

CAN SOMEONE PLEASE HELP ME WITH THIS QUESTION I JUST REPOSTED IT I"VE BEEN TRYING FOR 3 DAYS NOW AND NO ONE WILL HELP ME!!!!!!

Answer 3

b

Answer 4

@alex6799 what grade

Answer 5

B?

12th

@loveheart

Answer 6

got a picture of the material?

A is simple enough
as far as B and C, hmm I don't follow what "below the rest" and "above the rest" means

Answer 7

thats what i got, i called my school and i get even get help with finding the page in my text book

Answer 8

@jdoe0001

Answer 9

i cant even get help**** sorry i was typing fast

Answer 10

hmmmm

Answer 11

doesn't tell me much though, the part A is simple enough
the part B and C don't look terribly bad, short that, dunno what the above and below part mean :/

Answer 12

me either i have no clue

Answer 13

well, I assume this was covered in your book section... so.. you may want to check it further there

Answer 14

i have mutiple times