Answer:
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Step-by-step explanation:
I accept that θ in second quadrant, therefore sinθ > 0, cosθ < 0 and tanθ < 0.

Answer:
<h3>The Equivalent of 4 (4a+b) is </h3>
Step-by-step explanation:
<u>step</u><u> </u><u>1</u><u>.</u>
<u>4</u><u> </u><u>(</u><u>4a</u><u> </u><u>+</u><u>b</u><u>)</u>
<u>step</u><u> </u><u>2</u><u>.</u><u> </u><u>multiple</u><u> </u><u>the</u><u> </u><u>whole</u><u> </u><u>bracket</u><u> </u><u>by</u><u> </u><u>4</u>
<u>(</u><u>4</u><u>×</u><u> </u><u>4a</u><u> </u><u>+</u><u> </u><u>4</u><u>×</u><u>5</u><u>)</u>
<u>16a</u><u> </u><u>+</u><u> </u><u>20</u>
Answer:
A.
Step-by-step explanation:
The answer is letter A because all of the X values are different.