Algebra 1 : How to find value with a number line

Example Questions

Example Question #1 : Complex Conjugates

Divide:

The answer must be in standard form.

Possible Answers:

Correct answer:

Explanation:

Multiply both the numerator and the denominator by the conjugate of the denominator which is  which results in

The numerator after simplification give us

The denominator is equal to

Hence, the final answer in standard form =