Answer:
Therefore, the solution is:

Step-by-step explanation:
We calculate the given integral. We use the substitution t = 7x.

Therefore, the solution is:

Answer:
FALSE
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Using the cosine ratio in the right triangle and the exact value
cos45° =
, then
cos45° =
=
=
( cross- multiply )
c = 3
1,468 sqft hope that’s right