Look at the proof showing sin^4x=3-4cos2x+cos4x/8. which expression will complete the fourth step of the proof? sin^4x=(sin^2x)^2 sin^4x=(1-cos2x/2)^2 sin^4x=1-2cos2x+cos^22x/4 sin^4x=? a.) 1-2cos2x+(1+cos4x/2)/4 b.)1-2cos2x+1+cos4x/4 c.)1-2cos2x+(1+cos2x/2)/4 d.)1-2cos2x+1-cos2x/4

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5