When an alternating current of frequency f and peak current i0 passes through a resistance r, then the power delivered to the resistance at time t seconds is p= i0^2 r sin^22 pi ft. write an expression for the power in terms of cos^2 pi ft.

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.

Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?