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1.7.17 Product and quotient rules (A-level only)

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Question 41

The displacement, $s$ millimetres, of a robotic arm at time $t$ seconds is given by the equation

s = (0.35t - 4.2) e^{0.4t}

Determine, using calculus, the exact value of $t$ for which the displacement has a stationary point.

[4]

Markscheme

1.7.17 Product and quotient rules (A-level only) Questions

A Level
Maths
1.7.17 Product and quotient rules (A-level only)

59 exam-style questions on OCR A Level Maths 1.7.17 Product and quotient rules (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

1.7.17 Product and quotient rules (A-level only)

Question bank

1.7.17 Product and quotient rules (A-level only)

Medium Hard

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

Question 41

The displacement, $s$ millimetres, of a robotic arm at time $t$ seconds is given by the equation

s = (0.35t - 4.2) e^{0.4t}

Determine, using calculus, the exact value of $t$ for which the displacement has a stationary point.

[4]

Markscheme

1.7.17 Product and quotient rules (A-level only) Questions

A Level
Maths
1.7.17 Product and quotient rules (A-level only)

59 exam-style questions on OCR A Level Maths 1.7.17 Product and quotient rules (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.