-9x7 mutiplies to be -63, and add up to be -2.
1.)A 2.)B. 3.)C. 4.)C. 5.)B
I think the only one i might of gotten wrong is 4. if any are wrong. please let me know for future reference.
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Answer:

Step-by-step explanation:
we know that
To find the conjugate complex of a complex number, simply change the sign of the imaginary part of the complex number
In this problem we have

so
the complex conjugate is equal to

Answer:

Step-by-step explanation:
Given


Required
Represent as an equation
The new position of the hook is calculated by:

This gives:


Hence, the equation is:
