Answer:
5.50x+10y≤800
Step-by-step explanation:
The pull bouys are $5.50 each (5.50x)
The kickboards are $10 each (10y)
And the words "at most" mean less than or equal to
Hope this helps
(can I plz have a brainliest)
Answer:
sinx
Step-by-step explanation:
hello :
note :
for all x in ℝ : 1) sin(x+2π) = sinx 2) sin(π-x) = sinx
in this exercice :
3π - x = 2π+(π - x)
sin(3π - x) = sin(2π +(π - x)) =sin(π-x) = sinx
I know step 5 is (x-2)(x+2)(x+1)
But I don't know what step 4 is.
Im stuck.