Answer:
a+b
Step-by-step explanation:
or any letter as long as it has the plus sign
Answer:
Step-by-step explanation:
Be careful how you handle this.
f(-7) = 3(-7)^2
f(-7) = 3* 49 Notice the minus sign disappears. That's because there are 2 of them.
f(-7) = 147
It should be C., is that what the graph looks like?
Step-by-step explanation:
180= 90+30+20x 90+30=120 180-120= 60
20x=60 x=3
