if dy/dx =ysec^2x and y=5 when x=0 then y=
a. e^tanx +4
b. e^tanx +5
d. tanx +5
e. tanx +5e^x
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Plug in (0, 5): (Express both sides as powers of e)
Can you go on from here?
Remember: , and
Hello, sandiego234! If , then This is a differential equation . . .
Separate variables: .
When . . Hence: .
We have: .
thank you soroban, we're both from MA...i'm over in Acton.
I like your way of explaining. succinct.
i'm aruban, because i lived there for a good 7 years
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