Linear Algebra Examples

Simplify the Matrix [[-1/( square root of 2),-1/( square root of 2),1/( square root of 3)],[1/( square root of 2),0,1/( square root of 3)],[0,1/( square root of 2),1/( square root of 3)]][[1,0,0],[0,1,0],[0,0,4]][[-1/( square root of 2),1/( square root of 2),0],[-1/( square root of 2),0,1/( square root of 2)],[1/( square root of 3),1/( square root of 3),1/( square root of 3)]]
Step 1
Multiply by .
Step 2
Combine and simplify the denominator.
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Step 2.1
Multiply by .
Step 2.2
Raise to the power of .
Step 2.3
Raise to the power of .
Step 2.4
Use the power rule to combine exponents.
Step 2.5
Add and .
Step 2.6
Rewrite as .
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Step 2.6.1
Use to rewrite as .
Step 2.6.2
Apply the power rule and multiply exponents, .
Step 2.6.3
Combine and .
Step 2.6.4
Cancel the common factor of .
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Step 2.6.4.1
Cancel the common factor.
Step 2.6.4.2
Rewrite the expression.
Step 2.6.5
Evaluate the exponent.
Step 3
Multiply by .
Step 4
Combine and simplify the denominator.
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Step 4.1
Multiply by .
Step 4.2
Raise to the power of .
Step 4.3
Raise to the power of .
Step 4.4
Use the power rule to combine exponents.
Step 4.5
Add and .
Step 4.6
Rewrite as .
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Step 4.6.1
Use to rewrite as .
Step 4.6.2
Apply the power rule and multiply exponents, .
Step 4.6.3
Combine and .
Step 4.6.4
Cancel the common factor of .
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Step 4.6.4.1
Cancel the common factor.
Step 4.6.4.2
Rewrite the expression.
Step 4.6.5
Evaluate the exponent.
Step 5
Multiply by .
Step 6
Combine and simplify the denominator.
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Step 6.1
Multiply by .
Step 6.2
Raise to the power of .
Step 6.3
Raise to the power of .
Step 6.4
Use the power rule to combine exponents.
Step 6.5
Add and .
Step 6.6
Rewrite as .
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Step 6.6.1
Use to rewrite as .
Step 6.6.2
Apply the power rule and multiply exponents, .
Step 6.6.3
Combine and .
Step 6.6.4
Cancel the common factor of .
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Step 6.6.4.1
Cancel the common factor.
Step 6.6.4.2
Rewrite the expression.
Step 6.6.5
Evaluate the exponent.
Step 7
Multiply by .
Step 8
Combine and simplify the denominator.
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Step 8.1
Multiply by .
Step 8.2
Raise to the power of .
Step 8.3
Raise to the power of .
Step 8.4
Use the power rule to combine exponents.
Step 8.5
Add and .
Step 8.6
Rewrite as .
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Step 8.6.1
Use to rewrite as .
Step 8.6.2
Apply the power rule and multiply exponents, .
Step 8.6.3
Combine and .
Step 8.6.4
Cancel the common factor of .
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Step 8.6.4.1
Cancel the common factor.
Step 8.6.4.2
Rewrite the expression.
Step 8.6.5
Evaluate the exponent.
Step 9
Multiply by .
Step 10
Combine and simplify the denominator.
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Step 10.1
Multiply by .
Step 10.2
Raise to the power of .
Step 10.3
Raise to the power of .
Step 10.4
Use the power rule to combine exponents.
Step 10.5
Add and .
Step 10.6
Rewrite as .
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Step 10.6.1
Use to rewrite as .
Step 10.6.2
Apply the power rule and multiply exponents, .
Step 10.6.3
Combine and .
Step 10.6.4
Cancel the common factor of .
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Step 10.6.4.1
Cancel the common factor.
Step 10.6.4.2
Rewrite the expression.
Step 10.6.5
Evaluate the exponent.
Step 11
Multiply by .
Step 12
Combine and simplify the denominator.
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Step 12.1
Multiply by .
Step 12.2
Raise to the power of .
Step 12.3
Raise to the power of .
Step 12.4
Use the power rule to combine exponents.
Step 12.5
Add and .
Step 12.6
Rewrite as .
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Step 12.6.1
Use to rewrite as .
Step 12.6.2
Apply the power rule and multiply exponents, .
Step 12.6.3
Combine and .
Step 12.6.4
Cancel the common factor of .
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Step 12.6.4.1
Cancel the common factor.
Step 12.6.4.2
Rewrite the expression.
Step 12.6.5
Evaluate the exponent.
Step 13
Multiply by .
Step 14
Combine and simplify the denominator.
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Step 14.1
Multiply by .
Step 14.2
Raise to the power of .
Step 14.3
Raise to the power of .
Step 14.4
Use the power rule to combine exponents.
Step 14.5
Add and .
Step 14.6
Rewrite as .
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Step 14.6.1
Use to rewrite as .
Step 14.6.2
Apply the power rule and multiply exponents, .
Step 14.6.3
Combine and .
Step 14.6.4
Cancel the common factor of .
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Step 14.6.4.1
Cancel the common factor.
Step 14.6.4.2
Rewrite the expression.
Step 14.6.5
Evaluate the exponent.
Step 15
Multiply .
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Step 15.1
Two matrices can be multiplied if and only if the number of columns in the first matrix is equal to the number of rows in the second matrix. In this case, the first matrix is and the second matrix is .
Step 15.2
Multiply each row in the first matrix by each column in the second matrix.
Step 15.3
Simplify each element of the matrix by multiplying out all the expressions.
Step 16
Multiply by .
Step 17
Combine and simplify the denominator.
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Step 17.1
Multiply by .
Step 17.2
Raise to the power of .
Step 17.3
Raise to the power of .
Step 17.4
Use the power rule to combine exponents.
Step 17.5
Add and .
Step 17.6
Rewrite as .
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Step 17.6.1
Use to rewrite as .
Step 17.6.2
Apply the power rule and multiply exponents, .
Step 17.6.3
Combine and .
Step 17.6.4
Cancel the common factor of .
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Step 17.6.4.1
Cancel the common factor.
Step 17.6.4.2
Rewrite the expression.
Step 17.6.5
Evaluate the exponent.
Step 18
Multiply by .
Step 19
Combine and simplify the denominator.
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Step 19.1
Multiply by .
Step 19.2
Raise to the power of .
Step 19.3
Raise to the power of .
Step 19.4
Use the power rule to combine exponents.
Step 19.5
Add and .
Step 19.6
Rewrite as .
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Step 19.6.1
Use to rewrite as .
Step 19.6.2
Apply the power rule and multiply exponents, .
Step 19.6.3
Combine and .
Step 19.6.4
Cancel the common factor of .
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Step 19.6.4.1
Cancel the common factor.
Step 19.6.4.2
Rewrite the expression.
Step 19.6.5
Evaluate the exponent.
Step 20
Multiply by .
Step 21
Combine and simplify the denominator.
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Step 21.1
Multiply by .
Step 21.2
Raise to the power of .
Step 21.3
Raise to the power of .
Step 21.4
Use the power rule to combine exponents.
Step 21.5
Add and .
Step 21.6
Rewrite as .
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Step 21.6.1
Use to rewrite as .
Step 21.6.2
Apply the power rule and multiply exponents, .
Step 21.6.3
Combine and .
Step 21.6.4
Cancel the common factor of .
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Step 21.6.4.1
Cancel the common factor.
Step 21.6.4.2
Rewrite the expression.
Step 21.6.5
Evaluate the exponent.
Step 22
Multiply by .
Step 23
Combine and simplify the denominator.
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Step 23.1
Multiply by .
Step 23.2
Raise to the power of .
Step 23.3
Raise to the power of .
Step 23.4
Use the power rule to combine exponents.
Step 23.5
Add and .
Step 23.6
Rewrite as .
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Step 23.6.1
Use to rewrite as .
Step 23.6.2
Apply the power rule and multiply exponents, .
Step 23.6.3
Combine and .
Step 23.6.4
Cancel the common factor of .
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Step 23.6.4.1
Cancel the common factor.
Step 23.6.4.2
Rewrite the expression.
Step 23.6.5
Evaluate the exponent.
Step 24
Multiply by .
Step 25
Combine and simplify the denominator.
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Step 25.1
Multiply by .
Step 25.2
Raise to the power of .
Step 25.3
Raise to the power of .
Step 25.4
Use the power rule to combine exponents.
Step 25.5
Add and .
Step 25.6
Rewrite as .
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Step 25.6.1
Use to rewrite as .
Step 25.6.2
Apply the power rule and multiply exponents, .
Step 25.6.3
Combine and .
Step 25.6.4
Cancel the common factor of .
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Step 25.6.4.1
Cancel the common factor.
Step 25.6.4.2
Rewrite the expression.
Step 25.6.5
Evaluate the exponent.
Step 26
Multiply by .
Step 27
Combine and simplify the denominator.
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Step 27.1
Multiply by .
Step 27.2
Raise to the power of .
Step 27.3
Raise to the power of .
Step 27.4
Use the power rule to combine exponents.
Step 27.5
Add and .
Step 27.6
Rewrite as .
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Step 27.6.1
Use to rewrite as .
Step 27.6.2
Apply the power rule and multiply exponents, .
Step 27.6.3
Combine and .
Step 27.6.4
Cancel the common factor of .
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Step 27.6.4.1
Cancel the common factor.
Step 27.6.4.2
Rewrite the expression.
Step 27.6.5
Evaluate the exponent.
Step 28
Multiply by .
Step 29
Combine and simplify the denominator.
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Step 29.1
Multiply by .
Step 29.2
Raise to the power of .
Step 29.3
Raise to the power of .
Step 29.4
Use the power rule to combine exponents.
Step 29.5
Add and .
Step 29.6
Rewrite as .
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Step 29.6.1
Use to rewrite as .
Step 29.6.2
Apply the power rule and multiply exponents, .
Step 29.6.3
Combine and .
Step 29.6.4
Cancel the common factor of .
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Step 29.6.4.1
Cancel the common factor.
Step 29.6.4.2
Rewrite the expression.
Step 29.6.5
Evaluate the exponent.
Step 30
Multiply .
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Step 30.1
Two matrices can be multiplied if and only if the number of columns in the first matrix is equal to the number of rows in the second matrix. In this case, the first matrix is and the second matrix is .
Step 30.2
Multiply each row in the first matrix by each column in the second matrix.
Step 30.3
Simplify each element of the matrix by multiplying out all the expressions.
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Step 30.3.1
Multiply by .
Step 30.3.2
Add and .