Answer:
100r^4 + 400r^3 + 600r^2 + 400r + 100
Step-by-step explanation:
Expanding ( r + 1 )^4 gives :-
r^4 + 4r^3 + 6r^2 + 4r + 1
So multiplying 100 with r^4 + 4r^3 + 6r^2 + 4r + 1 gives :-
100r^4 + 400r^3 + 600r^2 + 400r + 100
Answer:
y is greater than or equal to 14
Step-by-step explanation:
25% said that they preferred a particular brand of shampoo, the rest is 75 %
Answer:
the right answer is -3
Step-by-step explanation:
When we analyze the sequence it is observed that all numbers are multiplied by the value of -3.
using the formula
q = 
when you have 2 negative numbers you actually add the 2nd number to the first one
example:
-4 - -2 = becomes -4 + 2 = -2