Answer:

Step-by-step explanation:

Answer:
2-7i is the correct option.
Step-by-step explanation:
We have been given the complex number real part 2 and imaginary part 7 it can be expressed as:
2+7i
And the conjugate means in the complex number is opposite sign of imaginary part that is in general:
a+ib will have conjugate a-ib
So, the conjugate of 2+7i is 2-7i
Hence, Option d is correct.
Answer:
2
Step-by-step explanation:
1+1=2
Answer:
the second one i believe:)
Step-by-step explanation:
i literally just did this in algebra lol...hope this helps:))