Given m, find upper m superscript negative 1 and show that upper m superscript negative 1mequalsi. upper mequals[start 2 by 2 matrix 1st row 1st column negative 1 2nd column 0 2nd row 1st column 9 2nd column 1 endmatrix ]

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

What is the equation of the graph below? y=sec(x)-4

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are