Answer:
d
Step-by-step explanation:
X=0
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Quadrant I : cot(x) > 0 → -cot(x) < 0
Quadrant II : cot(x) < 0 → -cot(x) > 0
Quadrant III : cot(x) > 0 → -cot(x) < 0
Quadrant IV : cot(x) < 0 → -cot(x) > 0
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Answer: a)
We know that one answer is only true, so we did not check the correctness of the cotangent value, only to the number sign
Answer = -6x + 12
3 x -2x = -6x
3 x 4 = 12
slide the addition slide into the equation