Simplify the expression below. (2y+1)^2-4y^2+2

A. 4y+3
B. 2y+3
D. -1

Are carpet coast $15 per square metre. the total delivery charge is $21 peter buys n squared metres of carpet what is the expression which represents the total cost in $

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.