Answer:
3
Step-by-step explanation:
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
3^4 +9^2÷3^3-9^2
81+81÷27-81
81+3-81
3
Answer: She can make two 3/4 yards long of oak molding. She will have half of the second one left over.
Step-by-step explanation:
In the right triangle ABC wherein AB is the hypotenuse, BC is the opposite and CA is the adjacent tanA=0.45. The approximate length of AB which is the hypotenuse is 22, Opposite (BC) is 9 and Adjacent (CA) is 20. You need to use pythagorean formula in getting the length of AB.
YOUR ANSWER IS (22).
Parameterize
by

with
and
. Take a normal vector to
,

which has norm

Then the integral of
over
is

