The second option is the right one
Answer:
x= - 3/5y +4/5
Step-by-step explanation:
isolate x:
5x+ 3y= 4
5x= -3y+ 4
x= -3/5y +4/5
Answer with Step-by-step explanation:
We are given that
Height of ball after t seconds is given by
a.Substitute the value of t=1
b.Differentiate w.r.t x
Again differentiate w.r.t t
Hence, the height is maximum at t=2.5 s
Maximum height of the baseball=27 ft
Answer:
3.5 years
Step-by-step explanation:
Each year, Louis earned
$1500×0.035 = $52.50
in interest.
The amount of interest that had been credited to his account at the time of withdrawal was ...
$1683.75 -1500.00 = $183.75
Then the length of time the money had been in the account was ...
$183.75/($52.50/yr) = 3.5 yr
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<em>Comment on the problem</em>
We have assumed the account earned simple interest. Given the neatness of the answer, we believe that to be a correct assumption.