Answer:
the expression is 21+18d
Step-by-step explanation:
Sorry for bad drawing but I think that shows it

tangent 60 is √3 on the unit circle and tangent 225 is 1. So 1+√3 is the exact value of tan 60 plus tan 225
Answer:
54
Step-by-step explanation:
Think of the I as a car wash and negative numbers as dirty cars and positive numbers as clean cars, if you put a dirty car in a car wash it will come out clean meaning.....
I-1I = 1
In this case we have positive 54 and if you put a clean car in a car wash it will remain clean therefore....
I54I = 54
= 54
Hope this helps.
Answer:
13x + 14
Step-by-step explanation:
5x + 6 + 3x = 8x + 6.
8x + 6 + x + 1 + x + 1 + 2= 10x + 10
10x + 10 + (2²)(i think) = 10x + 14
10x + 14 + 3x = 13x + 14
final answer