Sarah bought 3 1/2 pints of blueberries to make jelly. She ate 3/4 of a pint of berries on her way home. How many pints of berri
1 answer:
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Answer:
This shows 3 pivot position matrixes.
Step-by-step explanation:
The given matrix is:
The option D is correct for this matrix.
The matrix is invertible and the given matrix has 3 pivot positions.
The matrix is invertible if its determinant is nonzero.
Multiply the 3rd row by 1/3.we get:
Now, add the first row with third row:
Replace third row by first row:
This shows 3 pivot position matrixes.
Hence, a matrix is invertible and has 3 pivot positions.
Answer:
127.3 ft
Step-by-step explanation:
Make it a right triangle...
ΔABC is 90 by 90 by x
x =
x =
x =
x = 127.3 ft