Answer:
Step-by-step explanation:
<u>As per given table there are pairs:</u>
- (-4, -2), (-2, -1), (0, 0), (2, 1), (4, 2)
<u>This is line passing through the origin and the equation is:</u>
Rate of change is the slope 1/2, which is same over any interval
0.12, 19/50, 5/12. Convert the fractions into decimals by dividing the numerator by the denominator to find the answer to questions like this more easily.
The formula for circumference of a circle
=
2
π
r
The radius
=
3
c
m
(assuming units to be in cm)
2
π
r
=
2
×
22
7
×
3
=
132
7
=
18.86
c
m
Sum = <span>ax + by + c + 2ax - 3by + c + by - c
Adding and cancelling the like terms
Sum = 3 </span><span>ax - by + c
</span><span>a. 3ax - by + c</span>