Find the next three terms in the sequence below.
1, 3, 6, 10, 15,.......
21,28,36
Using a calculator, graph the following, and find the Vertex, and Axis.
y=(x+1)2
Vertex:(-1,0)
Axis: x=-1
A substance decays 22% each day. After 7 days, there are 9 milligrams of the substance remaining. How many milligrams were there initially.
51.2 mg
Jason jumped off a cliff into the ocean. His height as a function of time could be modeled by the function h(t)=-16t2+16t+480, where t is the time in seconds and h is the height in feet. How long will it take for Jason to reach his maximum height?
0.5 seconds
r=1/1-cosθ
Classify the conic section of the polar equation.
Parabola
Find the next three terms in the sequence below.
-4, -8, -16, -32, -64, ....
-128, -256, -512
Using a calculator, graph the following, and find the Vertex, and Axis.
y=-(x+1)2
Vertex: (-1,0)
Axis: x=-1
Sam opened a bank account with an interest rate of 4.8% that is compounded anually. He invested $3,890 in the account in 1999. He made a withdraw in 2007 of $2,300 with no penalty. How much money will be in his account in 2016?
$5,124.26
Jason jumped off a cliff into the ocean. His height as a function of time could be modeled by the function h(t)=-16t2+16t+480. What was the highest point that jason reached? (t=0.5)
484 ft
r=2/1+2cosθ
Classify the conic section of the polar equation.
Hyperbola
Find the next three terms in the sequence below.
an= 3 x 4n-1
3,12,48
Using a calculator, graph the following, and find the Vertex, and Axis.
y=3-x2
Axis:x=0
The number n of college graduates in thousands after t years can be molded by n=46log5(t+3). t=0 in 1985, how many graduates will there be in 2003?
93,000
If a toy rocket is launched vertically upward from the ground with an initial velocity of 128 ft per second, then its height h, after t seconds is given by the equation. h(t)=-16t2+128t. How long will it take to reach maximum height
4 seconds
r=10/2-2sinθ
Classify the conic section of the polar equation.
parabola
Find the next four terms in the sequence below.
an= 6/n+3
-3/2, -6/5, -1, -6/7
Using a calculator, graph the following, and find the Vertex, and Axis.
y=(x-2)2+1
Vertex: (2,1)
Axis: x=2
In 1990, the population of New york state was 7.99 million. The population grows at a rate of 2.3%. When will New York have a population of 15 million.
27 years
If a toy rocket is launched vertically upward from the ground with an initial velocity of 128 ft per second, then its height h, after t seconds is given by the equation. h(t)=-16t2+128t.(t=4), What is the maximum height reached?
256 feet
r=14.4/2-4.8cosθ
Classify the conic section of the polar equation.
hyperbola
Find the next four terms in the sequence below.
an=an-1 x -5 a1=0.4
0.4, -2, 10, -50
Using a calculator, graph the following, and find the Vertex, and Axis.
y=-(x+4)2+2
Vertex:(-4,2)
Axis: x=-4
You have $1000 that you have to invest for 5 years. Your bank offers a compound interest rate of 3% compounded monthly, or an annual compound interest rate of 4.7%. Which option is best to invest in.
The annual compound interest rate of 4.7%
You are trying to dunk a basketball. You need to jump 2.5 ft in the air to dunk the ball. The height that your feet are above the ground is given by the function h(t)=16t2+12t. What is the maximum height your feet will be above the ground?
2.25 feet
r=8/4-1.6sinθ
Classify the conic section of the polar equation.
ellipse