Course home

1.6 Exponentials and logarithms

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78

Question 4

The population, $P$ , of a bacteria culture at time $t\,$ is modeled by the formula $P = kt^r$ , where $k\,$ and $r\,$ are constants.

Show that this relationship can be written in the form $log⁡P=log⁡k+rlog⁡t\log P = \log k + r \log t$ .

[3]

Markscheme

1.6 Exponentials and logarithms Questions

A Level
Maths
1.6 Exponentials and logarithms

104 exam-style questions on WJEC A Level Maths 1.6 Exponentials and logarithms, covering 1.6.1 Exponentials and logarithms, 1.6.2 Exponentials and logarithms, 1.6.3 Exponentials and logarithms, 1.6.4 Exponentials and logarithms, 1.6.5 Exponentials and logarithms, 1.6.6 Exponentials and logarithms, 1.6.7 Exponentials and logarithms, 1.6.8 Exponentials and logarithms, and 1.6.9 Exponentials and logarithms. Each one has a worked solution and a mark scheme showing where the marks go.

1.6 Exponentials and logarithms

Question bank

1.6 Exponentials and logarithms

Easy Medium Hard

Question 4

The population, $P$ , of a bacteria culture at time $t\,$ is modeled by the formula $P = kt^r$ , where $k\,$ and $r\,$ are constants.

Show that this relationship can be written in the form $log⁡P=log⁡k+rlog⁡t\log P = \log k + r \log t$ .

[3]

Markscheme

1.6 Exponentials and logarithms Questions

A Level
Maths
1.6 Exponentials and logarithms