You can use the discriminant rule, which is :
b^2 -4ac
“exactly one solution” means that it is equal to zero
so:
b^2 -4(4)(9)=0
b^2 -4(36)=0
b^2 -144=0
b^2=144
square root both sides
b=12 or -12
hope this helps !
Answer: B or the Second graph right next to the first one.
Step-by-step explanation: Graph by using a few selected points... Horizontal Asymptote - y=7.
x----------y
0 -118
Answer: I think standard form is when you you write it in thousands
Step-by-step explanation:
The first one is A and then the next one I believe should be 210 for both
