C1 June 2014 Q)4 - https://pmt.physicsandmathstutor.com/download/Maths/A-level/C1/Papers-Edexcel/June%202014%20QP%20-%20C1%20Edexcel.pdf

a) At A y=0, therefore if we solve: 0= (1/x)+1 we get x=-1.b)First step when drawing graphs is to find roots. x=0, x=2. Because x=0 acts as two of roots the graph only touches x=0. The graph is a positive cubic therefore points upward.c)Clearly comparing graphs would only cross twice

Answered by Arun S. Maths tutor

7860 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

A particle of weight 15N is resting on a plane inclined at an angle of 30°. Find : a) the normal force exerted on the particle, b) the coefficient of friction between the particle and the plane, providing it is in limiting equilibrium


How do you differentiate using the chain rule?


Differentiate with respect to X: x^2 + 2y^2+ 2xy = 2


Find d/dx (ln(2x^3+x+8))


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences