What is the difference between a 30° angle and a -30° angle?
1 answer:
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Answer:
x is approximately 2.220744
Step-by-step explanation:
This can be simplified a little using properties of logarithms, and then solve it by graphing:
So we use a graphing tool to find the intersection point of the graph of , and the graph of
Please see attached image for the graph and solution.
The value of x is approximately 2.220744
Answer:
So, option A is correct.
Step-by-step explanation:
To find the inverse of the matrix, the formula is:
Inverse of the matrix exists if |A| does not equal to 0
|A| = 7 * 9 -( -2 * -10)
|A| = 63 - 20
|A| = 43
AS |A| ≠ 0
so inverse exist.
now finding Adj A
=
So, option A is correct.