Use the function below to find F(-4). F(x) = 2x
A. -16
B. 1/8
C. -8
D. 1/16
(ITS NOT -8)

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.