The value is 21 Because three represents those to variables which both equal to 21.
Answer:
3.5x+6.7
Step-by-step explanation:
simplify step-by-step.
3.5x+4+2.7
Combine Like Terms:
=3.5x+4+2.7
=(3.5x)+(4+2.7)
=3.5x+6.7
Do you have a better picture?
Answer:
-i
Step-by-step explanation:
Given are two complex numbers as

To find quotient
We can use Demoivre theorem for products and quotients here
Quotient would be equal to

Hence quotient = -i