Let A and B be 3 times 3 matrices, with det Aequals9 and det Bequalsnegative 4. Use properties of determinants to complete parts (a) through (e) below. a. Compute det AB. det ABequals nothing (Type an integer or a fraction.)

Me n o w. i need t h i s. 10 points

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?