Use the key features of the polynomial f(x)=2x3+5x2-2x-3 to describe its end behavior

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Me with this one question, and i'll upvote the brainliest answer

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.