How would I get the answer to this?
2 answers:
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Answer:
x = -5
Step-by-step explanation:
Divide each term by 4 and simplify.
Move all terms not containing X to the right side of the equation.
Divide each term by 3 and simplify.
Answer:
<h2>Step-by-step explanation:
Remove unnecessary parentheses
When there is a (-) in front of an expression in parentheses, change the sign of each term in the expression
Collect like terms
Add the numbers
Use the commutative property to reorder the terms
Hope this helps...
Best regards!!
Answer:
Verified
Step-by-step explanation:
Let the diagonal matrix D with size 2x2 be in the form of
Then the determinant of matrix D would be
det(D) = a*d - 0*0 = ad
This is the product of the matrix's diagonal numbers
So the theorem is true for 2x2 matrices