¿Cuál de las siguientes ecuaciones NO es circunferencia y por qué? a) 3^2+3^2−2=0

b) ^2+2+5−2=2

c) 4^2+5^2+6−11+7=0

d) √2^2−5+8+1=−√2^2

(Con explicación y su circunferencia por favor)

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .

Run a linear regression to determine an equation (y=mx+b y=mx+b)

Look at the figure xyz in the coordinate plane. find the perimeter of the figure rounded to the nearest tenth.