Hey there
5/12 times 3 = 5/4
5/4 is an improper fraction
so it is changed to <span>= 1 1/4</span>
The answer is 1 1/4
hope this helps you
Square root 144 = 12 so this is the rational number
Answer:

Step-by-step explanation:
The equation given is:

Using quadratic formula:

From the question:
a = 2, b = -4, c = 7
Therefore:

=> 
First answer haha~ I think I answered all your questions so far ;)
Hmm it would be k(x)=2(5x) or it could be k(x)=10x
Hope this helps!