Answer:n>10
Step-by-step explanation:b
Answer:
The slope is 3 or 3/1.
Step-by-step explanation:
The amount of money will always be counted as a y value. So, you can do 345 - 255, which is 90, over 120 - 90, which is 30. You will have 90/30, that will simplify to 3 or 3/1. Therefore, your slope is 3.
Answer:
Step-by-step explanation:
the only difference i can think of is that x = 0 is actually saying that 0 is a solution. f(0) is just asking you to plug in zero for x, rather than saying it is the actual solution.
Answer:
<em>129 </em>
Step-by-step explanation:
Increasing rate of length, 
= 9 cm/s
Increasing rate of width, 
= 7 cm/s
Length, l = 12 cm
Width, w = 5 cm
To find:
Rate of increase of area of rectangle at above given points.
Solution:
Formula for area of a rectangle is given as:
OR
Differentiating w.r.to t:
Putting the values:
