Explain why the columns of an nxn matrix a are linearly independent when a is invertible

Phil had a geo test and a history test In the history test he scored 28 of 40 In the geo test he scored 39 of 60 In which did she do better

Evaluate 4!. a.) 4 b.) 12 c.) 24

3x+4y:2 for x = 7 and y=10

107 98 90 83 77 _ 68 65 what completes the pattern

Determine to three significant figures the gravitational force acting between two spheres that are touching each other. The mass of each sphere is 900kg and the radius is 200mm.

Could you find the greatest common multiple of two numbers?

A bike is in fourth gear. When the pedals turn 3 times, the rear wheel turns 7 times. When the pedals turn twice, how many times does the rear wheel turn? Find the digit: 3:7 = 2: x

What is 9.0008*10 to the - 6 in standard notation

Sarah's arm if 20 inches long. If Sarah swings her arm in a circle, what will the diameter of the circle be?

List the properties that all rhombus share