posted by AwesomeGuy on .
Find the inverse of the following quadratic equation. Hint: Complete the square first.
y = 2(x^2 + 8x +16-16) - 5
= 2( (x+4)^2 - 16) - 5
y = 2(x+4)^2 - 37
then the inverse is
x = 2(y+4)^2 - 37
so, does f(f-1(x)) = x?
can someone please help me A
ladder leans against the side of a house. The bottom of the ladder is
away from the side of the house. Find
, the angle of elevation of the ladder. Round your answer to the nearest tenth of a degree.