Something along the lines of this...
2 | 3
45| 67.5
33| 50
multiplying and dividing by 1.5 based off of the 2-3 ratio.
Answer:7.060 and 7.0600
Step-by-step explanation:0 doest not mean nothing
Answer:

Step-by-step explanation:
Use the square of a binomial theorem
= 
Now expand the given equation:

Hope this helps :)
Have a great day!
What is your first expression? because i can not answer without the first expression.