It's b, because the function is decreasing (a<0).
Answer:
4+(3 times x)= height of balloon. x = seconds
Step-by-step explanation:
I hope this helps you! :D
The sum function is defined exactly as the sum of the two functions:
So, you simply have to sum the expressions:
Answer:
Step-by-step explanation:
a.=200+50+20+7=277
b.=1000+500+100+30+5=1635
c.=1000+200+20+9=1229
d. =2000+9=2009
Answer:
15
Step-by-step explanation:
First we will find the square root of 240
2 240
2 120
2 60
2 30
3 15
5 5
1
2×2×2×2×3×5
We will need 15 to make it a perfect square.