Simplify the expression: (9 + 3i) − (4 + 5i).
1 answer:
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For this case we have that by definition of trigonometric relations that, the sine of an angle is equal to the opposite leg to the angle on the hypotenuse. So:
Clearing x:
Rounding off we have to:
Answer:
Option D
Answer:
3/8
Step-by-step explanation:
The equation is given as:
We can simply the equation by getting rid of the denominators which is 4a and 3. Therefore we can multiply both sides with 3*4*a:
On the left hand side 4a cancels with 4a and on the right hand side 3 cancels with 3. We are left with:
∴ After simplying