Use implicit differentiation to confirm this for the circle x? + y? = r2 by showing that the line tangent to the circle at the point (a, b) is perpendicular to the radius drawn from (0,0) to (a, b).

What is a possible result of higher air temperature caused by global warming

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.

Which situation will produce the greatest change of momentum