Exponentials - Past Edexcel Exam Questions

Exp. Questions

Exponentials - Past Edexcel Exam Questions

1. (Question 3 - C3 June 2018)


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Exp. Questions



Exp. Questions


7. (Question 8 - C3 January 2013)


Exp. Questions




Exp. Questions



Part ii) of this question is a functions question.


Exp. Questions

Solutions

1. (a) A = 1500

(b) -

(c) 8.82 years

2. (a) x = ln(8)+93

or x = ln(2) + 3

(b) y = 4e2−5e2+2

3. (a) 6.740mg

(b) -

(c) a = 5, b = 2

4. (a) θ = 20

(b) λ = ln(2)40

(c) T = 93

5. (a) x = e5−12

(b) x = 74+ln(3)

6. (a) x = 75

(b) x = −1+ln(10)3+ln(2)

7. (a) £19, 500

(b) 4 ln(2)

(c) £593 per year

8. (a) A = 20 mm2

(b) 12:28pm

9. (a) p = 7.5

(b) -

(c) t = 4.15 to 2 d.p.

10. (a) A = 70


Exp. Questions

(b) -

(c) 2.426

11. (a) x = e5+73

(b) x = ln(15)−2ln(3)+7


Exponentials - Past Edexcel Exam Questions

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