Answer:
x = +4 +1
x = +5
and
x = -4 + 1
x = -3
a) x value is -2, min is -3(if thats y)
b) x value is 3, max is 21(if thats y)
Step-by-step explanation:
yes you do quadratic formula and such :)
1/4
2/8= 1/4
14
15-14 = 1
1*5=5
5/1=1