3.6 because four does not round up to the next number, it has to be five for greater.
Answer: U = 18
Step-by-step explanation:
U in (-oo:+oo)
U/(-6)+2 = -1 // + 1
U/(-6)+1+2 = 0
3-1/6*U = 0 // - 3
-1/6*U = -3 // : -1/6
U = -3/(-1/6)
U = 18
U = 18
Answer:
a) -12x -3
b) 12x +9
Step-by-step explanation:
Put the argument into the function expression and simplify.
a) f(-x) = 12(-x) -3 = -12x -3
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b) f(x+1) = 12(x+1) -3 = 12x +9
Answer:
23
Step-by-step explanation:
If it's lower than 5 keep it and go
Above 5 climb one number higher
Answer: two cans
Step-by-step explanation:
area of the long side walls
20 * 10 = 200
area of short side walls
15 * 10 = 150
two walls for each so 200 +150 = 350
so he needs two paint cans