[[-2,10],[0,4],[4,-8],[6,-14],[9,-23]]
1 answer:
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Let <span>the town courthouse be the origin of coordinate plane, the positive direction of x-axis is west and negative direction is east, the positive direction of y-axis is north and negative direction is south. Then a lawyer home has coordinates (-2,3) and lawyer office has coordinates (5, -21).
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Use the distance formula
to get the <span>distance between lawyer's home and office:
</span><span>
</span><span />
.
Answer: 25 miles.
</span>
Use the distance formula
</span><span>
</span><span />
Answer: 25 miles.
When dealing with a quadratic equation, you usually assign the following name to the coefficients of the variables:
So, is the coefficient of
,
is the coefficient of
and
is the constant term.
In your case, the coefficient of is -3, so
The coefficient of is -2, so
The constant term is 6, so