Can someone help please help sorry I know it’s easy but ......
1 answer:
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The total amount is "x", so, if 22.8 is 58%, "x" is the 100%,
Answer:
Step-by-step explanation:
Use a cofunction identity on the right hand side or left hand side...
So .
We have the equation:
Make the above replacement:
Since cotangent has period 180 degrees, we can also write this as:
So solving the following will give us a set of solutions for :
Add on both sides:
Subtract 10 on both sides:
Divide both sides by 2:
Symmetric property: