Back to Edexcel Maths Higher November 2018 Paper 3 Home
Q10: Question – Paper 3 – November 2018
Q10: Question – Paper 3 – November 2018
Helpful Links
Question
10)
f(x) = 4 sinx°
(a) Find f(23)
Give your answer correct to 3 significant figures.
f(x) = 4 sinx°
(a) Find f(23)
Give your answer correct to 3 significant figures.
[1 mark]
g(x) = 2x – 3
b) Find fg(34)
Give your answer correct to 3 significant figures.
b) Find fg(34)
Give your answer correct to 3 significant figures.
[2 marks]
h(x) = (x + 4)2
Ivan needs to solve the following equation h(x) = 25
He writes
This is not fully correct.
(c) Explain why
[1 mark]