Solve the following equation, give the answer/answers as coordinates. y=3x^2 , y=2x+5.

>>> 2x+5=3x^2 >>> 3x^2-2x-5=0>>> (3x-5)(x+1)=0>>> x=-1 or x=5/3>>> therefore (-1,3) and (5/3,25/3)

BO
Answered by BUSE O. Maths tutor

3607 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

A curve has parametric equations: x = 3t +8, y = t^3 - 5t^2 + 7t. Find the co-ordinates of the stationary points.


Show that x^2 - 8x +17 <0 for all real values of x


Two points have coordinates (1,-6) and (-2,3). Find the equation of the line which joins them, and their midpoint.


A car is moving on an inclined road with friction acting upon it. When it is moving up the road at a speed v the engine is working at power 3P and when it is moving down the road at v the engine is working at a power P. Find the value of P.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences