Please help! I can't graph it because my graphing calculator is broken so I'm stuck. Thank you. Sorry.
Here is the first graph : https://www.desmos.com/calculator/tujglplzxg
Domain : All real numbers
Range : All real numbers
Rel max : (-4, 7)
Rel Min : (-4/3, -2.481)
End behavior : as f(x) approaches Inf ....UP
as x approaches - inf ....DOWN
Inc intervals (-inf, -4) and (-4/3, if)
Dec intervals : ( -4, -4/3)
Second graph : https://www.desmos.com/calculator/hn25azutsv
Domain : All real numbers
Range : (-inf, 4.848 ]
Rel max at (-1,0) Global max at (1.366, 4.848)
Rel min at (-.366, -.48)
End behavior : DOWN on both sides
Inc intervals : (-inf, -1) and (-.366, 1.366)
Dec Intervals : (-1, -.366) and (1.366, inf )