IGCSE /Grade 10
Maths MCQ Based On Evaluating an exponential function
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IGCSE Grade 10 Maths Evaluating an exponential function
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To find the time it takes for the population to double, we need to find t when P(t) = 10000 (double the initial population of 5000):
\\(10000 = 5000 \\times e^{(0.03t)}\\)
Use trial and error.
For the initial concentration find C(0) and for the concentration after 6 hours find C (6).
Plug x = 4 into the function.
Solve the power of ten.
Plug in the value of z in the given equation.
Solve the round bracket first.
Plug x = 0 into the function.
We can rewrite 64 as \\(4 ^ {3}\\)
Plug in x=2 in the following function.
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