Hello, need help with this one question. Given that the curve y=ax^2+b/x has a gradient of -5 at the point (2,-2), find the values of a and b? Thanks
2 Answers
Explanation:
The curve
Further,
eqn. of
Explanation:
Since
And sub in
We can find the second equation by subbing in the point
From (1),
Sub (3) into (2)
Sub (4) into (3)