Write the expression as a square of a binomial: 9/25a^6b^2-a^4b^4+25/36a^2b^6

He concluded that a heavier object dropped from the same height as a lighter object will land

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that