Answer:
x= -9......................
Answer: 3^15
Step-by-step explanation:
Explained in attached picture. Hope you'll find it easy to understand. If not, you can comment :)
10/22 in simplest form is 5/11
So 1 would be 5r+20 and then the second one would be


Multiply complex numbers 5+6i and 5-6i in the same way as you multiply binomials.

By definition, i² is -1.

Do the multiplications.

Now cancel -30i & +30i

Now the equation becomes

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Hope it helps.
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