Tutoring Precalculus at CSUMB

We started by looking at some linear equations. One thing he did not remember was that the slope of a line perpendicular to another line is the negative reciprocal of the other line.

Using parentheses for polynomial division can reduce mistakes.

He had a little trouble with radicals.

One problem involved projectile motion and was like a physics equation in that you need to think about what’s going on more than do complex calculations so much.

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