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Exponential functions — Question 220

Original QCE Vault practice · 1 mark

Q220 · Practice questionTechnology-activeSimple familiar1 mark

QUESTION 220

The solution of 7e0.3t=217e^{0.3t}=21 is
(A)
ln⁡217\frac{\ln 21}{7}
(B)
30.3\frac{3}{0.3}
(C)
0.3ln⁡30.3\ln 3
(D)
ln⁡30.3\frac{\ln 3}{0.3}
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