if dy/dx =ysec^2x and y=5 when x=0 then y= a. e^tanx +4 b. e^tanx +5 c. 5e^tanx d. tanx +5 e. tanx +5e^x
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Integrate: 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: . Integrate: . When . . Hence: . We have: . Therefore: .
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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