Area of a square = Side × Side
Side = 7x-3
Area of the square = (7x-3) × (7x-3)
= 7x(7x-3) -3(7x-3)
= 49x^2 -21x -21x +9
=49x^2 -42x +9
Step-by-step explanation:
-1<x<infinity this is answer I guess
Answer:
-5x^4+8x^3-2x+1
Step-by-step explanation:
The answer to r is going to be the lucky number 5
Im only doing this for. Points so id say probably around at least 5
