Answer:
yesssirrr
Step-by-step explanation:
Answer:
She forgot to flip the inequality sign when dividing both sides by -4
She gave him 28 seashells
Answer:

Step-by-step explanation:
The given angle is 240 degrees.
We need to find the exact value of each trigonometric function for the given angle θ.
Since
, it means θ lies in 3rd quadrant. In 3d quadrant only tan and cot are positive.






Therefore, 
Step-by-step explanation:
z^7/z^-14=21
z^21=21