The angle of elevation from object a to object b is always ______ the angle of depression from object b to object a.
1 answer:
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The range of the inverse has to match the domain of the original function. We want to have map to
, so we restrict the domain of
to this interval.
Answer: C.
Step-by-step explanation:
1. You have the following division:
(As you can see, to find the conjugate of 4-3i you must change the sign between the terms).
2. To solve this division, you must multiply the numerator and the denominator by the conjugate of the denominator, as following:
3. Keeping on mind that , you have:
4. Simplifying:
5. The result is: