Convert your (x,lny) model from the previous slide to an exponential model. A) y=2.2(1.8)^x B) y=5.0(1.5)^x C) y=3.3(1.5)^x D) y=10.0(1.8)^x E) y=8.2(1.5)^x
Use the elimination method to solve the system of equations. 3x+2y=16 2x-2y=4 A. (2,4) B. (4,2) C. (5,3) D (4,14)
1. Addie has a box containing 5.1times 10^2 hair ties. Each hair tie weighs 7.5times 10^-4 5 x 10-4 kilograms. What is the total weight of Addie's hair ties?
Solve the equation. (5)/(y+2)+(3)/(y-4)=(8)/(y+3) Select the correct choice below and fill in any answer boxes in your choice. A. The solution set is square (Simplify your answer.) B. There is no solution.
You are playing a game where you win 5 points in the first round and lose 7 points in the next. How many points should be scored to draw the game if one last round is left?
Let f(x)=x^3+9 and g(x)=x^2-8 Find the rule for the function. square You may have misinterpreted the problem. Does gf=g(f(x)) 7
A car is being driven at a rate of 60ft/sec when the brakes are applied. The car decelerates at a constant rate of 10ft/sec^2 . How long will it take before the car stops ? Round your answer to one decimal place. Your Answer: square
Question 3 of 5 Select all the correct answers. Use synthetic division to completely factor this polynomial. 3x^4-14x^3-3x^2+54x-40 Which expressions are factors of the polynomial? D (x-4) (x+1) (3x-5) (x+4) (x+2) (3x+5) (x-1) (x-2)
Evaluate the indefinite integral given below. int (-4e^sqrt (4x))/(sqrt (4x))dx
A binomial probability experiment is conducted with the given parameters. Use Excel to find the probability of x successes in the n independent trials of the experiment. n=6,p=0.2,xlt 4 P(Xlt 4)=square (Round to four decimal places as needed.)
$\frac {1}{8}\times \square =1\frac {3}{8}$
You are helping with decorations for your grandparents' 50th wedding anniversary. You have to buy the streamers and balloons. The streamers cost $\$ 3$ per roll, and the balloons cost $\$ 5$ for a group of 10. You only have $\$ 66$ to spend on the decorations.How many rolls of streamers and groups of balloons can you buy? Let x represent streamers and y represent balloons. Write a linear inequality to represent this situation. $3x+5y\leqslant 66$ $3x+5y\lt 66$ $3x+5y\geqslant 66$ $3x+5y\gt 66$
Which equation has an a-value of $-2$ a b-value of 1, and ac-value of 3? $0=-2x^{2}+x+3$ $0=2x^{2}+x+3$ $0=-2x^{2}+3$ $0=2x^{2}-x+3$
Question 3 (1 point) Find the elasticity. $q=D(x)=\frac {1200}{x}$ $E(x)=\frac {1}{x}$ $E(x)=1$ $E(x)=\frac {x}{1200}$ $E(x)=\frac {1200}{x}$
Use any basic integration formula or formulas to find the indefinite integral.(Use C for the constant of integration.) $\int \frac {4}{1+e^{-4x}}dx$ $\square $
Solve the equation $6y^{3}-7y^{2}-3y=0$ $y=\square $ Write your answers as a list of integers or reduced fractions, with your answers separated by (a) comma(s). For example, if you get 4 and $-\frac {2}{3}$ as your answers, then enter $4,-2/3$ in the box.
Factor: $3az-9ac+yz-3yc$ $3(3a+y)(a-c)$ $3(a-c)(z-y)$ $(z-3c)(3a-y)$ $(z-3c)(3a+y)$
(05.04 MC) The data to represent average test scores for a class of 16 students includes an outlier value of 72. If the outlier is included, then the mean is 86. Which statement is always true about the new data when the outlier is removed? The mean would increase. The mean would decrease. The median would increase. The median would decrease.
Watch the video and then solve the problem given below. Click here to watch the video. A committee has seven men and four women. If four people are selected to go to a conference, what is the chance that the group is two men and two women? $\square $ (Type an integer or a simplified fraction.)
A city council consists of eight Democrats and six Republicans. If a committee of six people is selected, find the probability of selecting two Democrats and four Republicans. $\square $ (Type a fraction. Simplify your answer.)
