You have to use the fact that 
for any value of 
. So
where 
is the positive acute angle you're looking for.
I hope this helps!! Look at the top and the graph, don't know which answer you prefer :)
(2x-3)(x+5)
Use foil to simplify, First multiply together the first terms of the pairs, then the outer terms, the middle terms, and finally the last terms. Then combine like terms.
2x^2+10x-3x-15 equals 2x^2+7x-15
Step-by-step explanation:
75 . 727 is your answer
hope it is helpful to you
Answer:
1. He traveled 3/ 10 by train
2. 3/4 is the greatest
Step-by-step explanation:
3/ 10 = Iorry
2/5 = taxi
? = train
2=4
5=10
4+ 3 = 7
10 + 10= 10
13/20
12/20
15/20
17/20
