Subtract the number 6498 from the product of six doubles, four triples and one five. Which number did you get?
2 answers:
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Answer: AC=12 cm
Step-by-step explanation:
To solve this problem you must apply the law of sines, as you can see below:
Where:
a=13
A=85.2°
B=71.6°
Therefore, you must solve for b, then, you obtain that the lenght AC asked in the problem above is:
Answer: -216
Step-by-step explanation:
To solve the exercise you must use the formula shown below:
Where:
You should find
The formula to find it is:
Where d is the difference between two consecutive terms.
Then:
Substitute it into the first formula. Therefore, you obtain: