I believe the answer would be 70 but make sure just in case.
Domain: 1 2 3 4 5 6 range: -1 0 1 2 3 6
(2y-at)(y+2at)
Answer: <span><span><span>−<span><span>2<span>a^2</span></span><span>t^2</span></span></span>+<span><span><span>3a</span>t</span>y</span></span>+<span>2<span>y^<span>2
I hope this helps</span></span></span></span>
Sorry dont know, any thing else you need help with?