Graphs can be used to represent functions.
See attachment for the graphs of: <em>y =x - 2, y = 0.4x - 2, y =-x - 2</em>
The function is given as:
When k = 1,
We have:
----- substitution property of equations
So, the equation is: when k = 1
When k = 0.4,
We have:
----- substitution property of equations
So, the equation is: when k = 0.4
When k = -1,
We have:
----- substitution property of equations
So, the equation is: when k = -1
See attachment for the graphs of: , and
Read more about graphs and functions at:
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Answer:
24.8 inches
Step-by-step explanation:
Volume of a cylinder=πr²h
Where volume=774 and h=0.4
Now
774=(3.14)r²(0.4)
774=1.2566r²
Divide both sides by 1.2566
r²=615.94
Taking sq root on both sides
r=24.8 inches
Answer:
speed =
Step-by-step explanation:
using the formula that relates distance/ speed/ time
distance = speed × time
hence speed = =
The value of x is 15
1/3 distributed to (3+2x) = (1+2/3x)-1
1-1 will leave u with 2/3x=10
solve for x and u get 15