# What is the equation of the line tangent to the curve x^2 + y^3 = 9 at the point (-1, 2)? I am thrown off because it's no longer a circle. Does it matter?

##### 1 Answer

#### Answer:

#### Explanation:

The function

This can be done either implicitly or explicitly, it's easier done explicitly since we are given the

Differentiating both sides of

From the equation for a straight line...

You can also use the chain rule to differentiate the function explicitly, ie,

From

=