Answer:

Step-by-step explanation:
Given

Required
The polynomial function
If a function has a, b and c as its zeros, the function is:

So, we have:


Open the inner brackets

Expand the difference of two squares

Expand

Answer:
1/2
Step-by-step explanation:
Slope = rise/run
Rise=1
Run=2
Rise/run=1/2

Hence, on the sales of Rs. 20000, Manas will receive a commission of: Rs. 1538.46
Answer:
18ft
Step-by-step explanation:
6ft -> 4ft shadow
6 = 4m
m = 6/4
y = 12m
y = 12(6/4)
y = 18ft