Answer:
408,506
Step-by-step explanation:
-9x - 2
-9 (7) - 2
-63 - 2
-65
By the polynomial remainder theorem, the remainder upon dividing

by

will be the value of

.
... | 1 ... -6 ... -4 ... -6 .... -2
3. | .. ... 3 ... -9 ... -39 .. -135
--------------------------------------
... | 1 ... -3 ... -13 . -45 .. -137
So you have

which means

.
BC is congruent to DC or BA is congruent to DA, depending on what point marks the intersection point of the two lines.
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