Pre-Calculus

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What is the first step to solving this problem: 3x – 10 =
What is the first step to solving this problem: 3x – 10 = 2(x + 3) A) add 10 to both sides of the equation B) subtract 3 from both sides of the equation C) distribute the 2 on the right side D) divide… read more
Ashleigh T
Educator
Master's Degree
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Question 1. t^3/2 = 16. how do I write this in logarithmic
question 1. t^3/2 = 16. how do I write this in logarithmic form?question 2. z^−3t = 2P + 5. How do I write this in logarithmic form?question 3. 10 x = 0.003a. Solve each equation, writing your answer … read more
Kofi
PhD in Statistics
Ph.D.
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Solve for A& in terms of N,M,C for these equations: MC=MA+NB
Solve for A&B in terms of N,M,C for these equations : MC=MA+NB MC squared=MA squared+NB squared… read more
Simona
Professor
PhD
2,724 satisfied customers
I have a problem i cant figure out. The sum of two numbers
i have a problem i cant figure out. The sum of two numbers is 15. Three times one of the numbers is 11 less than five times the other. Find the numbers. … read more
GLENN GILONGOS
Master of Mathematics
637 satisfied customers
I am having trouble with a 5th grade math word problem
Hi my name is***** am having trouble with a 5th grade math word problem Assistant: Thanks. Can you give me any more details about your issue? Customer: Janet and Sally are friends who are on different… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
A span between objects getting greater over time is called
A span between objects getting greater over time is called what? How do i figure out the ratio?… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Amanda, Bryce, and Corey enter a race in which they have to
Amanda, Bryce, and Corey enter a race in which they have to run, swim, and cycle over a marked course. Their average speeds are given in the table. Corey finishes first with a total time of 1 hr 41 mi… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Find the solution of the exponential equation, as in
*Find the solution of the exponential equation, as in Example 1. (Enter your answers as a comma-separated list.) 15^3x − 4 = 1/15 x =*A small lake is stocked with a certain species of fish. The fish p… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
Hello, i have a 25 question pre-calc test that i need help
Hello, i have a 25 question pre-calc test that i need help on. I would like to use the answers from you to verify my answers. I will need all the work shown. Can you do that?… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
1. Simplify the following expression: sin 4x cos 3x + sin 3x
1. Simplify the following expression: sin 4x cos 3x + sin 3x cos 4x 2. Use half-angle formulas to solve the given problem. Find tanx if sin (x/2)=24/26 *x represents the angle sign-looks like a 0 with… read more
Chirag
Master's Degree
10,329 satisfied customers
I am trying to solve a precalculus problem and I have a
I am trying to solve a precalculus problem and I have a teacher on video that keeps doing it but in some of the problems a 2 just disappears! My question is what are the doing with the 2 in these prob… read more
Trigeoscal
College Math Professor
Master's Degree
960 satisfied customers
I have a common pricing optimization problem (my term at least).
I have a common pricing optimization problem (my term at least). Assume I have 200 total customers. Each purchases a single widget from me for some dollar amount ranging between \$5k and \$30k. Assume a… read more
Martin
Master's Degree
538 satisfied customers
My text book gives the following:(sin(n-m)Pi)/((n-m)pi)
My text book gives the following: (sin(n-m)Pi)/((n-m)pi) -(sin(n+m)pi)/((n+m)pi) = 0 when n is not equal to m and 1 when n = m n and m can be any integer. My problem: I can't see how it works with any… read more
Math-John
30 satisfied customers
FOR SCOTT ONLY, Hey scott, its vinny, sorry to bug you with
FOR SCOTT ONLY, Hey scott, its vinny, sorry to bug you with these "open ended questions" but my school just changed my schedule and now the math class is different, however looks like its still well w… read more
Scott
Master's Degree
1,855 satisfied customers
A carpenter has already shingled 24 garage roofs and is shingling
A carpenter has already shingled 24 garage roofs and is shingling roofs ar a constant rate of 8 per day. write an equation that models the number of garage roofs,r,after t days… read more
Scott
Master's Degree
1,855 satisfied customers
Hi I need to do 40 questions and I have to send them 1 at a
Hi I need to do 40 questions and I have to send them 1 at a time. Can you pick which type of problems would be the quickest and easiest to do? Ch. 10: Radical Expressions, Equations, and Functions Pra… read more
Ryan
Bachelor's Degree
4,665 satisfied customers
http://www.mediafire.com/?3c3n45toj1w932t This link I just pasted. This is the one where I need to know exactly how you solved each problem. Thank you… read more
Scott
Master's Degree
1,855 satisfied customers
I am working on math homework and can not figure this out.
I am working on math homework and can not figure this out. Once I have the equation or expression I can work it, but putting the information together from a word problem is not my strong suit. There a… read more
Eric M.
PhD Candidate
Master's Degree
1,258 satisfied customers
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