12x^2 + 20x that is the answer
Your best answer would be c or d but mainly d
The answer is A: a is greater than-3
Answer:
t= (In*112.5)/0.675 t~6.997
Step-by-step explanation:
when you solve the equation (I used a calculator) You should put 1,125=10e^0.675t and it gives you 6.997 and from there I used photo math to scan the other answer choices until I found the one that was equal to 6.997 (the answer is rounded of course)
No, They will need 131.94 more dollars.
The exponential growth formula can help us find how much is to be deposited each month and then adding them together for the 5 months after the initial deposit will give us the amount saved.
![y=a(1+r)^{x}](https://tex.z-dn.net/?f=y%3Da%281%2Br%29%5E%7Bx%7D%20)
a is the initial value (120)
r is the rate of growth (0.25)
x is time [0,1,2,3,4,5)
March
![120(1+.25)^{0} = 120](https://tex.z-dn.net/?f=120%281%2B.25%29%5E%7B0%7D%20%3D%20120)
April
![120(1+.25)^{1} = 150](https://tex.z-dn.net/?f=120%281%2B.25%29%5E%7B1%7D%20%3D%20150)
May
![120(1+.25)^{2} = 187.5](https://tex.z-dn.net/?f=120%281%2B.25%29%5E%7B2%7D%20%3D%20187.5)
June
![120(1+.25)^{3} = 234.38](https://tex.z-dn.net/?f=120%281%2B.25%29%5E%7B3%7D%20%3D%20234.38)
July
![120(1+.25)^{4} = 292.97](https://tex.z-dn.net/?f=120%281%2B.25%29%5E%7B4%7D%20%3D%20292.97%20)
August
![120(1+.25)^{5} = 366.21](https://tex.z-dn.net/?f=120%281%2B.25%29%5E%7B5%7D%20%3D%20366.21)
Totals
120+150+187.5+234.38+292.97+366.21= 1351.06 totalt saved by august
1483-1351.06 = 131.94 needed.