A local restaurant advertises that the mode cost of their most popular meals is $8. If the costs of their most popular meals are
2 answers:
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Answer:
∫ =
Step-by-step explanation:
To find:
∫
Solution:
Method of substitution:
Let
Differentiate both sides with respect to
[use ]
So,
∫ = ∫
=
where
is a variable.
(Use ∫ )
Put
∫ =
Use
So,
∫ =
where
Without using substitution:
∫ = ∫
=
So, same answer is obtained in both the cases.