Answer:
x = -2, -5 where -2 is a double root
Step-by-step explanation:
The real roots are the solutions to the cubic equation. You find them by setting each factor equal to 0 and solving for x.
Since -2 appears twice, it is a double root.
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1 answer:
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Given:
The matrix statements in the options.
To find:
The answer choice that show the commutative property does not hold for matrix multiplication.
Solution:
We known that matrix multiplication is not commutative. if A and B are two non-zero matrices, then
Let us assume,
According to the above property of the matrix, we get
Therefore, the correct option is B.