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

Find the value of x. 9 (2 square) + (6.7) x = ?

What is the probability of choosing a red marble from a jar containing 5 red, 6 green and 4 blue marbles

Using the slope formula, if y = - 46, slope is 6, and the y-intercept is - 13, solve for x. Slope formula: y = mx + b (Note: Only put number in text box-for example - 3) Your Answer:

Write three fractions between 3/10 and 9/10

H (x) = 6-2x the answer given is h^-1 (x) = x-6/2. How did they get this answer?

A garden shop sells 15 " by 15 " square stepping stones for the same price as 20 " round stones. If all stepping stones are the same thickness, which option gives the most rock for the money? The area of a square stepping stone is (?) in.

What is 2 1/2 / 1/3?

42+36 = use rounding or compatible numbers to estimate the sum

Elana spent 2.50 on pineapple juice pineapple juice costs. 10 per ounce. how many ounces of pineapple juice did Elana buy?

If a number is divisible by both two and three then we can save a number is divisible by