Let z=x+iy be a complex number. The distance from this complex number to the origin is

Consider all options:
A. z=2+15i, then 
B. z=17+i, then 
C. z=20-3i, then 
D. z=4-i, then 
Answer: correct choice is D.
Do you what the T,r and s stand for?
Answer:
Step-by-step explanation:Sometimes, it is necessary to multiply an inequality by a negative number in order to solve the inequality. Compared to multiplying inequalities by positive numbers, there's one extra step. It's called flipping the inequality sign. Let's see what exactly this looks like.
Answer:
94.21 gigabytes
Step-by-step explanation:
add 49.71 to 44.5 to get 94.21
The answer is A. Abiotic Factors