You are given that cos(A)=−725, with A in Quadrant III, and cos(B)=−1213, with B in Quadrant II. Find sin(A−B). Give your answer as a fraction. Provide your answer below:

How many grams must be adde to 970g to make 1 and a half kg

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?