ΔACB and ΔMNB are similar. Therefore the corresponding sides are in proportion:
Substitute:
Which system of equations can be used to find the roots of the equation 12 x cubed minus 5 x = 2 x squared + x + 6? StartLayout
1 answer:
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For this case we must find an expression equivalent to:
According to the unit circle, is in the third quadrant and equals 210 degrees.
Then, we must find an expression equivalent to:
We have to:
It is in the fourth quadrant and is equivalent to 330 degrees, according to the unit circle.
Answer:
Option D