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How many pivot columns must

How many pivot columns must a 5x7 matrix have if its columns span R^5? Why?
1. 0 answers
2. asked by Ashley
3. 1,135 views
a seesaw consists of a plank 4.5m long which is supported by a pivot at its center and moves in a vertical plane above the
1. 2 answers
2. asked by audrey anne
3. 3,219 views
A body weighing 500N is sitting on a seesaw at a point 2m away from the pivot what should the pivot at a point 4m away to
1. 1 answer
2. asked by Kewlani
3. 1,792 views
There are two ways to unhide columns, what are they?  (select two answers)Select the columns adjacent to the hidden columns
1. 1 answer
2. 31 views
A 20-kg child sits on a see saw on the playground, 3.0 m from the pivot. A 2nd child is seated on the other side of the pivot
1. 1 answer
2. asked by Mikhail
3. 1,095 views
What does this mean: "Using the columns feature,select the question along with their answers and format into two columns.Adjust
1. 0 answers
2. asked by Anonymous
3. 578 views
In order to see more column options such as column presets, width and spacing, # of columns can be found by clickingQuestion 10
1. 1 answer
2. asked by emilymay_2356
3. 80 views
There are two ways to unhide columns, what are they?  (select two answers)Select the columns adjacent to the hidden columns
1. 1 answer
2. 78 views
helga needs to lay out her newly created pivot table.what are the two ways she can set up a pivot table?(a)when helga created
1. 0 answers
2. asked by susue
3. 1,325 views
boy 40kg sits 2m from a pivot.findthe weight girl who can balance sitting 3.2m from pivot
1. 1 answer
2. asked by Anonymous
3. 528 views