n² - 4n = 0
n(n) - n(4) = 0
n(n - 4) = 0
n = 0 or n - 4 = 0
+ 4 + 4
n = 4
Solution Set: {0, 4}
That would depend on how many vehicles there are. The question is not complete.
T+3
yesterday's temperature = t, and we know today's is 3 more, we add 3 to t
hope this helped, xx
- Expand & simplify ⇨
. Give your answer in the form 
where b & c are integers.
Use binomial theorem 
to expand 
.
The square of 
is 10.
Factor 
. Rewrite the square root of the product 
as the product of square roots 
.
Multiply 
and 
to get 2.
Multiply -2 and 2 to get -4.
The square of is 2.
Add 10 and 2 to get 12.
- Here, b & c are integers where
