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Mathematics 20 Online
alejje:

Find the exponential function that satisfies the given conditions: Initial value = 34, increasing at a rate of 7% per year

mxddi3:

Welcome to QuestionCove!!! Do we write the equation or are the answer choices?

alejje:

Initial value = 34, increasing at a rate of 7% per year (5 points) f(t) = 34 ⋅ 1.07t f(t) = 7 ⋅ 1.07t f(t) = 34 ⋅ 7t f(t) = 34 ⋅ 0.07t

mxddi3:

Mk, welp anyways since you have an increasing function, we are gonna use 1+r for the inside of our parentheses of a*(b)^x now a is going to be our initial amount (34)) b, since we have an increase is 1+r and x, we don't know because it doesn't say now we must make the 7% a decimal, and as a decimal it is 1.07 now, we can get rid of C and D. And then, what is 1+0.07?

alejje:

1.07

mxddi3:

Since the initial amount is 34, it should replace a in: \[a(b)^x\] and yes, 1.07. so, which equation matches, A or B?

alejje:

A

mxddi3:

mhm. Make sense?

alejje:

Yes thank you

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