(b-3)squared expanded

Step-by-step explanation:

(x - y)² = x² - 2xy + y²

x = b  ; y = 3

(b - 3)² = b² - 2 *b * 3 + 3²

          = b² - 6b + 9

I have no ide sorry

according to this law, when unemployment goes up by 1%, gdp drops by 2%. in the question, unemployment rate goes from 2% to 5%, meaning unemployment goes up by 3%, so the gdp drops by 6%. thus the effect is a drop in gdp by 6%.

step-by-step explanation:

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5