At Jefferson middle school 82 students were asked which sport they plan to participate in for the upcoming year. 20 students plan to participate in track and cross-country, six students in cross country and basketball, and a total of forty students plan to participate in cross country. Ten students don’t plan to participate in any three sports. how many plan to particapate in cross country

2 kids plan to do cross country

Step-by-step explanation:

5

step-by-step explanation:

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1