X х 6 16 + = x - 4 x - 3 x2 – 7x + 12
1 answer:
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(x + 9)(x + 12) = 0
Expanding the brackets, we get:
Expanding the brackets, we get:
Answer:
Step-by-step explanation:
It is important to remember the following:
In this case you can observe in the figure that "x" is an Angle formed by two chords, therefore, you can find its value applying the formula.
Therefore, the value of "x" is this: