Answer:
Minus 4
Step-by-step explanation:
17 minus 4 is 13 minus 4 is 9 minus 4 is 5
Answer:
a) p(x)=-0.0006x +21.6
b) $10.80
Step-by-step explanation:
a) Assuming that p(x) is linear, the slope can be found by:
Applying the point (21000; $9) to the general linear equation gives us the demand function:
b) Revenue is given by the number of tickets sold multiplied by the price, the revenue function is:
The value of x for which the revenue function's derivate is zero is the number of spectators that yield the maximum revenue:
At x = 18,000, tickets price are:
Answer:
Step-by-step explanation:
I think that you have yo multiply 2r and 4 because you have multiply them by 2
Answer:
Height=28
Step-by-step explanation:
You have to work backwards using the formula for a triangle, A=1/2bh
Plug your values in, 126=1/2 9 h
126=4.5 h
126 divided by 4.5 is 28
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Answer:
h = -0.5
Step-by-step explanation:
110h + 115 = 63
63 - 115
= -52
110h = -52
h = -0.5