Cos θ=1/3
cos θ=sen (90-θ)
therfore:
sen (90-θ)=1/3
To chek
θ=arc cos 1/3=70.53º
sin (90-θ)=sin (90º-70.53º)=sin 19.47≈0.3333≈1/3
Answer:
-8x+28
Step-by-step explanation:
-3(2x-8)-2x+4
-6x+24-2x+4
-8x+28
Hope this helps!
It is easy <span>for your audience to see what you are describing. Graphs and diagrams help get any point across clearer for mathematics :)</span>
Answer: The correct answer is 20-4+2