Substitution is a method of finding x or y value by taking,
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1st full equation in name of x and substituting to get the value.
Hope helped
Answer:
0.000083
Step-by-step explanation:
When you multiply by 10^-5, you're really multiplying by 0.00001. This multiplied by 8.3 is 0.000083. It also means that you just move the decimal place in 8.3 to the left five times, where you'll get the same answer.
Hi!!!! I think the answer is B or D! Have a nice day!!
Note that

in the given closed interval, so the area is exactly given by the definite integral

(no absolute values needed!)
Integrating gives