trigonometry
A sector AOB of a circle, centre O, radius r cm, where the acute angle AOB is theta radians. Given that the perimeter of the sector is 14 cm and that the area of the sector is 10 cm^2, evaluate r and theta.
Economics
We're looking at the market for cat food. When the price is $10, the quantity sold is 1000 bags. When the price drops 10%, the quantity sold increases 30%. Calculate the price elasticity of demand. (Answer in format X.XX, round to the nearest hundredth.) I know the formula...
math
Can you explain how I find the values so I can plot a graph of T=(25 ln24/ln) -(25/ln2) ln M
math 11
Current price is $100, current salesbare 5000 units. For every increase in price of $1, sales decrease by 20 units. Find optimum revenue.
algerbra 2
3. Write the function R that models the total number of components that reenter the atmosphere around the earth each year.
math
Calculat the absolute value of: 4-{x-3}=0 PS. The brackets are supposed to be the straight lines for the absolute symbols.
math
Hi Reiny, I did not get any parentheses with the question. I got it the way I typed it. Thanks.
math
If f(x)=2x+1/x-3 and g(x)=1-x/2 Show that f(g)(x)=g(f)(x)
math
Given that h(x)=x+1/x-2 and g(x) =4-x. Find h(g)(x) and find g(h)(x). P.S. Thanks for the correction Steve.
math
Given that h(x) =x+1/x-2 and g(x)=4-x. Find hg(x) and find gh(x)
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