Solve: -4x+4=10x+16
Answer- (-1.428)
solve the inequality for x: -4x+8<12
Answer -1
does the following graph represent a function?
answer- no, does not pass vertical line test
does the equation y=62x represent a linear function or an exponential function?
Answer- exponential
Label the sequence as arithmetic or geometric
45, 47, 49, 51, …
answer- arithmetic
write a linear equation through the points (4,8) and with a slope of 2
Answer y=4x+0
solve the inequality for x: 8x+6<4x-2
Answer -2
solve the equation for x- 6x= 36
answer=2
does the following graph represent a linear function or an exponential function?
Answer- exponential
find the next three terms for the following sequence: 44, 22, 11, …
Answer- 5.5, 2.75, 1.375
Solve: 5x+10y= 30 , y=x+3
answer- x=1.8 y=4.8
what is the interval notation for the inequality x>-3?
(-3,∞)
in the function 3600.75x , what is the growth rate?
Answer- -15%
write an equation for the situation- the initial value of a motorcycle is $10,000. Every year, the value depreciates 15%.
Answer- f(x)=10,0000.85x
write a recursive formula for the following sequence: 45, 47, 49, 51…
Answer- A1=45 An=An-1+2 n>1
Solve: y=1/2x+5 y= 1/2x-3
Answer parallel no answer
find the inequality for the following graph
answer: y3/2x+3
consider the equation f(x)=x+5. What is f(3)?
answer- 8
describe the end behaviour for the following graph.
answer- as x-, f(x)0 as x, f(x)
You have $80 on your debit card on Monday morning. After you buy coffee on Tuesday, you have $76.50 on your card. After you buy coffee on Wednesday, you have $73. Write an explicit formula to represent this situation, where N represents the number of coffees bought.
Answer- A1=76.5-3.5(n-1) n>1
For a fundraiser, Josh made bags of cookies. He made a total of $500. He made two kinds of cookie, sugar for $2.50 a bag and chocolate chip for $3.00. The total of both cookies is 190. How much of each kind did he sell?
Answer X 50 Y 140
find the inequalities for the following graph
answer: y2x+1 y>-1/3x+2
In 2012, the population of Pella was 10,335. The annual growth rate was .6%. Write an exponential equation to model this situation
Answer- f(x)=10,3351.006
if f(x)=5x and g(x) is a translation of f(x) up 6 units, what is the equation for g(x)?
answer- g(x)=5x+6
A ball is dropped from a height of 500 inches. Its height on the first bounce is 250 inches. Its height on its second bounce is 125 inches, and on the third bounce, its height is 62.5 inches. Write a recursive formula to represent this situation where n is the number of bounces.
Answer- G1=250 Gn=Gn-10.5 n>1