1.

If p=‒1 and q=‒2, use what you have learned about multiplying polynomials to1) write the factored form of the quadratic2) write the standard form for the quadratic.

Answer»

Step-by-step EXPLANATION:

SOLUTION

The THREE points are as GIVEN.

The position VECTOR of point P i.e. is given by

The position vector of point Q i.e. is given by

So, the angle will be obtained by the dot product of and .

= 90



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