4,322 Answered Questions for the topic College Algebra
College Algebra
09/15/19
(6+sqrt-49)(6-sqrt-49) in a+bi form
College Algebra Algebra 2
09/14/19
One positive number is one-fifth of another number. The difference between the two numbers is 188, find the number. The two numbers in increasing order are _____ and ______
A manufacturing company finds that they can sell 300 items....
A manufacturing company finds that they can sell 300 items at $2.50 per item and 400 items at $2.00 per item. If the relationship between the number of items sold x and the price per item p is a...
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Susan invests 2 times as much money at 12 % as she does at 8 % . If her total interest after 1 year is $ 1920 , how much does she have invested at each rate?
Susan invests $_______ at 8% and $________ at 12%.
College Algebra
09/14/19
Using quadric equation
It says to simplify, type exact answer, using radicals and i as needed. Use integers or fractions for any number. Use a comma to separate as needed. If the solution set is -11 - the square root of...
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In a fraternity with 38 members, 18 take mathematics, 5 take both mathematics and chemistry, and 8 take neither....
In a fraternity with 38 members, 18 take mathematics, 5 take both mathematics and chemistry, and 8 take neither mathematics nor chemistry. How many take chemistry but not mathematics?
College Algebra
09/13/19
College Algebra
If the first 4 terms of a geometric sequence are , then the formula for the term in the sequence is ___________.
College Algebra
09/13/19
Jellies! charges $8.50 for each jar of preserves. Shipping charges are $3.75 for each order plus $0.65 per jar. Find a function C that models the cost of buying and shipping x jars of preserves.
I have no idea where to start with this, it's not in my notes. Need help ASAP! Thank you!
College Algebra
09/13/19
One inlet pipe can fill an empty pool in 8 hours, and a drain can empty the pool in 20 hours. How long will it take the pipe to fill the pool if the drain is left open?
College Algebra
09/12/19
1.5 Applications and Modeling with Quadrant
The length of each side of a square is 3 in. More than the length of each side of a smaller square. The sum of the areas of the squares in 65 in squared. Find the lengths of the sides of two squares
College Algebra
09/12/19
What is the perimeter
A rectangle is 4 times as long as it is wide. If the area is 100 square feet
09/12/19
Of the eighth graders at the Paxton School, 11 played basketball, 9 played volleyball, 10 played soccer,....
Of the eighth graders at the Paxton School, 11 played basketball, 9 played volleyball, 10 played soccer, 1 played basketball and soccer only, 2 played volleyball and soccer only, 1 played...
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College Algebra Algebra 2
09/11/19
Help - Midpoint
the midpoint of the line segment from P 1 to P 2 is left (-2,5). If P 1=(-9, 8) , what is P 2?
find a b and c please
The graph of the function f(x)=ax^2+bx+c has its vertex at (0, 5) and passes through the point (1, 6). Find a, b, and c.
College Algebra Algebra 2
09/11/19
Let someone kindly provide me with detail solutions
1-If , find the average rate of change on the interval [−1, 2].2-If f (t) = t2 + t, find [ f(t + h) – f (t)] / h.3-If f(x) = 2x + 1, what is the domain?4-Find the range of f (x) = – 1 / √ (2 –...
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09/11/19
Determine how many one-to-one correspondences are possible between two sets, {p, y, z, w, v} and {1, 2, 3, 4, 5}, given the following conditions. Please help ):
Determine how many one-to-one correspondences are possible between two sets, {p, y, z, w, v} and {1, 2, 3, 4, 5}, given the following conditions.a. If in each correspondence pp must...
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College Algebra
09/11/19
A nurse mixes 40 cc of a 60% saline solution with a 30% saline solution to produce a 38% saline solution. How much of the 30% solution should he use?
09/11/19
You are choosing between two different cell phone plans. The first plan charges a rate of 22 cents per minute. The second plan charges a monthly fee of $34.95 plus 10 cents per minute.
You are choosing between two different cell phone plans. The first plan charges a rate of 22 cents per minute. The second plan charges a monthly fee of $34.95 plus 10 cents per minute.Let t be the...
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09/10/19
College Algebra
A lightbulb is expected to last h hours, where | h - 1,700| less than or equal to 180. Express this range without using absolute value symbols.
College Algebra
09/10/19
2(𝑥+3)−3(𝑥+2)=17𝑥+1
College Algebra
09/10/19
What are the dimensions of the piece of metal?
A rectangular piece of metal is 25 in longer than it is wide. Squares with sides 5 in long are cut from the four corners and the flaps are folded upward to form an open box. If the volume of the...
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College Algebra
09/10/19
the value of coin A is twice the value of coin B. together the total of the two coins is $33 what is the value of each coin
College Algebra Algebra 2
09/10/19
find two consecutive even integers such that the smaller added to two times the larger gives a sum of 40
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