Answer:
<h2>
decreasing: (-2, -1)∪(-1, 0) </h2>
Step-by-step explanation:
From x = -2 to x = 0 function is decreasing, but for x= -1 function doesn't exist, so we need to exclude x = -1 from (-2, 0)
Answer:
(6, infinity) should be the answer.
Answer:
b=-3/4 or b=-0.75
Step-by-step explanation:







Hope it helps! :)
The point C must be in a line perpendicular tothe x-axis passing through the point B(3,7), then the oordinates of point C must be (3,0)
Answer: Coordinates of point C are (3,0)
Remark
Many calculators have a key that will do this in one step. Mine is one of them. So let's start with the answer and then we'll do it the long way.
9C3 = 84. You put it into your calculator as 9 2nF nCr 3 =
Solution

3*4*7 = 84 which is what you set out to show.