Find the points of intersection of the line y+x=8 and a circle with centre at (3,-2) and radius 5.

1 Circle Equation: (x-3)2+(y+2)2=52 2 Line Equation: y=-x+8Sub Equation 2 into 1(x-3)2+(10-x)2=25x2-13x+42=0(x-7)(x-6)=0x=7,x=6 Sub Values back into equation 2Points = (7,1)&(6,2)

JB
Answered by Jamie B. Maths tutor

2475 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

There are 35 people in a group. x(x+1) of them have a blue car, 5x of them have a red car, 4 have a blue and a red car and 4x-8 do not have car. Work out the probability that a person who has a blue car, has a red car as well.


How can algebraic expressions be simplified?


Solve the simultaneous equations: 3x + y = -4 and 3x - 4y = 6


Lewis wins £360 in a prize draw. He gives 15% to charity and puts 3/8 into his savings. The rest he uses to buy a bike. How much of the money has Lewis got left for this bike? Note: do not use a calculator


We're here to help

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

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning