4,322 Answered Questions for the topic College Algebra

College Algebra Math Algebra 1 Statistics

05/06/19

math question need assitance with NEED IT TODAY 5.6 please!

1)     The table below gives the estimated world population (in billions) for various years.  Year 1980 1990 1997 2000 2005 2011 Remember to treat the year of your first observation as x =... more
Follows • 1
Expert Answers •1
College Algebra Math Math Algebra 2

05/06/19

Graph need help on this math question NEED BY TODAY 5.6!

1)     The table below gives the amount of time students in a certain math class studied for a test and their test scores. Graph the data on a scatter plot, find the line of best fit, and write the... more
Follows • 1
Expert Answers •1
College Algebra Math Algebra 1 Statistics

05/06/19

Math Question I Need Help with TODAY 5.6 Question 6!!

The accompanying data represent the percentages of teenagers in various countries that have used certain drugs. Complete parts​ (a) through​ (c) below. Country A B C D E F G H I J K Drug​ 1,... more
Follows • 1
Expert Answers •1
College Algebra Math

05/05/19

15 is 12 less than 2 times a number.

15 is 12 less than 2 times a number. (A) 12-2n (B) 12 (n-12)(C) 12n-12 (D) 12 (12-n) please explain why and how you got the answer.
Follows • 1
Expert Answers •1
College Algebra Math Algebra 2

05/05/19

College algebra
The mean slaraies s (in thousands of dollars) for professional football players in the United States from 2000 to 2004 are shown the table below. year: 2000,2001,2002,2003,2004Mean salary, s (in... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/05/19

I really need help with this problem.

Consider the function g(x) = 2\log _(3)(x+72)+4 a) Describe the relationship of the graph of g(x) to the graph of f(x) = log_(3) xb) Find the difference between g and f at x=9c) for what value(s)... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/05/19

what is the nominal annual rate?
A sum of $750 is invested for 15 years and the interest is compounded quarterly. There is 1200 in the account at the end of  15 years.What is the nominal annual rate?Round your answer to three... more
Follows • 1
Expert Answers •1
College Algebra Math Calculus Precalculus

05/03/19

Integral Help! Calculus
The velocity function is v(t)=-t^2+5t-4 for a particle moving along a line. Find the displacement and the distance traveled by the particle during the time interval [-3,5].
Follows • 1
Expert Answers •2
College Algebra Math Algebra 2 Algebra

05/03/19

Solve the following logarithmic equation
2log(base 3)(x-4)+log(base 3)3=3
Follows • 2
Expert Answers •2
College Algebra Algebra 2

05/03/19

Toya invests $2846 in a retirement account with a fixed annual interest rate of 2% compounded 4 times per year. What will the account balance be after 18 years

Follows • 1
Expert Answers •2
College Algebra Math

05/03/19

What will be the final grade in my Pre-calculus class if the teacher drops one test grade?

I have taken all tests in my Pre Cal class and as of right now I have a 72.32. I was wondering since the teacher drops your lowest grade (which is 38 don't ask) what would my grade at the end of... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2 Algebra Inequalities

05/03/19

Solve the inequality in set notation or interval notation

-6<2-4x< 27
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/02/19

Need help solving this problem
A state’s population as a function of time t (in years) is given by P(t) = 34,178,000 + 78,000t and its health care costs are given by C(t) = 47,863,000 + 430,500t + 178t2 a. Create the function... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2 Algebra

05/02/19

Find f(g(x)), g(f(x))
Consider the functions f(x)= -4x+9 and g(x)= -1/4(x-9)(a) Find f(g(x))(b) Find g(f(x))(c) Determine whether the functions f and g are inverses of each other.
Follows • 3
Expert Answers •2
College Algebra Algebra 2

05/02/19

A yoga instructor collected student data
1. A yoga instructor collected student data. He found that students who had less sleep did not tend to burn more or fewer calories during class. What can he conclude? A) There is no correlation... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/02/19

A car dealership conducted a survey
1. A car dealership conducted a survey. It showed that a younger customer tended to purchase a lower priced car. What is likely true? A) There is no correlation between age and purchase price.  B)... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2 Algebra Inequalities

05/02/19

Solve the following Inequality
(x+4)^2(x-6)>0What is the solution? I forgot the steps to solve this and my notes are a bit sloppy. I would really appreciate if someone can walk me through this step by step so I won't have... more
Follows • 2
Expert Answers •2
College Algebra Math Algebra 2

05/01/19

College Algebra

Sam invested $1800, part of it at 6% and the rest at 8% yearly interest. The yearly income on the 8% investment was $24 more than twice the income from the 6% investment. How much did he invest at... more
Follows • 2
Expert Answers •1
College Algebra Algebra 2

05/01/19

Calculate (f+g) and fg
Calculate (f+g) and fgf(x) = x^2+2x-2g(x) = 2/(x-3)
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/01/19

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.
Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.n= 3; 5, and 3-3i are zeros
Follows • 1
Expert Answers •2
College Algebra Algebra 2

05/01/19

Solve by completing square root property.

Solve by completing square root property. (x+4)^2 = 121
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/01/19

determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.
determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x^2-16x
Follows • 1
Expert Answers •1
College Algebra Algebra 2

05/01/19

What are the possible rational roots of f(x) = 5x4 - 173x3 -16x2 -7x -15, according to the rational root theorem? “+-“ means “plus or minus”.
Follows • 1
Expert Answers •1
College Algebra Algebra Matrix Matrices

05/01/19

if the three schools have a total enrollment of 96,000 students, what is the enrollment at each school?
The University of Texas at Austin has three times as many students enrolled as the University of Miami. The University of California, Berkley has 3,000 more than twice the number of students as the... more
Follows • 1
Expert Answers •1
College Algebra Algebra 2

04/28/19

College Algebra

An artifact originally had 16 grams of​ carbon-14 present. The decay model Upper A equals 16 e Superscript negative 0.000121 tA=16e−0.000121t describes the amount of​ carbon-14 present after t... more
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.