Answers
>
Maths
>
GCSE
>
Article
The straight line joining the points (1, -2a),(a, 1) has a gradient of 5, find the value of a
m=y-y
1
/x-x
1
5=1-(-2a)/a-15=1+2a/a-15(a-1)=1+2a5a-5=1+2a3a=6a=2
TB
Answered by
Theo B.
•
Maths tutor
4258 Views
See similar Maths GCSE tutors
Related Maths GCSE answers
All answers ▸
Tom bought a full bag of coal. After one week the bag was 2/3 full. During the next week he used 1/4 of the remaining coal. How much is left?
How do I complete the square?
Simplify fully: (7x^2 - 21x)/(x^2 + 2x - 15)
Solve: 5x - 2 > 3x + 11
