Sarah is a world-class diver in the women's 4-m springboard
competition. Her height, h (in
metres), above the water t
seconds after she leaves the
board is given by
h = -4.9t2 + 1.1t+4
How long is Sarah in the air before she reaches the water? Make sure
to round your answer to thenearest tenth.

what do you mean by fog

step-by-step explanation:

answer:     true

step-by-step explanation:

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^