All imaginary numbers can be written as complex numbers in the form a+bi. For the number 5i, what is the value of a and b?

Group of answer choices

a=5 and b=1

a=5 and b= 0

a=0 and b=5

a=1 and b=5

Why do interests rates on loans to be lower in a weak economy than in a strong one

Which expression is equivalent to 3^3 + 2^2?

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain