4,322 Answered Questions for the topic College Algebra

College Algebra

06/18/20

how do i find the lengths of the three sides

The perimeter of a triangle is 44 inches. The second side is 2 inches more than twice the first side, and the third side is 12 inches less than three times the first side. Find the lengths of the... more
College Algebra

06/18/20

What does C equal

The sales tax on an item is 7%. Express the total cost, C, in terms of the price of the item, P. Be sure to use the correct case of the variable when entering your expression.
College Algebra

06/16/20

Two cyclists, 64 miles apart, start riding toward each other at the same time. One cycles 3 times as fast as the other. If they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist?

Use the variable r to represent the speed of the slower cyclist. A. Write an equation using the information as it is given above that can be solved to answer this. b. What is the speed of the... more
College Algebra

06/16/20

Math Question Need to be answer

Find the accumulated value of an investment of $12000 for 5 years at an interest rate of 6%.
College Algebra Calculus Precalculus Algebra

06/15/20

Could someone help me out?

A civil engineer has been asked to design a drainage system to reduce flood damage during the rainy reason. She produced a fancy design with a triangular cross section as shown in Figure 2. Two... more
College Algebra Algebra 1 Calculus Precalculus

06/15/20

Find the values of a and b such that the function is continuous on interval (-∞,∞).

The function is a piecewise function: acosx + 2 if x < 0{ be3x +ax2 if x ≥0
College Algebra Zeros Of Polynomials

06/14/20

Find the polynomial function f with real coefficients that has the given degree, zeros, and solution point.

The given zeros: -5, 1+sqrt3iThe given degree: 3The given solution point: f(-2)=36

06/14/20

College Algebra

A varsity soccer player kicks a soccer ball approximately straight upward with an initial velocity of 68 ft/sec. The ball leaves the players foot at a height of 3 feet. Part 1 of 2: (2 pts)Use the... more

06/13/20

College Algebra

You plan to join a gym near your new home. Universe Fitness will charge you $100/year plus an additional $1.50 per fitness class you attend. Silver's Gym charges $150/year but only $1 per fitness... more
College Algebra

06/12/20

A scientist mixes water (containing no salt) with a solution that contains 60% salt.

 A scientist mixes water (containing no salt) with a solution that contains 60% salt. She wants to obtain 250 ounces of a mixture that has 15% salt. How many ounces of water (containing no salt)... more
College Algebra

06/10/20

Find a function that models weekly profit in terms of price per feeder. (Let x be the price per feeder and P(x) be the profit.)

A community bird-watching society makes and sells simple bird feeders to raise money for its conservation activities. The materials for each feeder cost $4, and the society sells an average... more
College Algebra Science Biology Physics

06/08/20

Anatomy & Physiology (MRNA & DNA)

Which nitrogenous bases would be found on the MRNA transcribed from a DNA strand with the following nucleotide sequence: AAA/TTT/GGG/CCC and why?
College Algebra

06/04/20

Find the product and write the result in standard form, a+bi

(6+i)(6-i)=I keep getting 37 but for some reason I feel like that's not the answer it wants!
College Algebra

06/03/20

Piecewise Function

Write a piecewise function that models each telephone billing plan. Then graph the function.$60 per month buys 450 minutes. Additional time costs $0.35 per minute.
College Algebra Algebra 1 Algebra 2 Calculus

06/03/20

What if a caterpillar is climbing out of a glass that is 12 inches high

What if a caterpillar is climbing out of a glass that is 12 inches high and can climb 1 (1/2) inches in an hour but slides and falls back (1/4) during the hour it rests. How long will it take the... more
College Algebra Algebra 1 Algebra 2 Precalculus

06/02/20

A frog is climbing out of a well that is 11 feet deep.

A frog is climbing out of a well that is 11 feet deep. The frog can climb 3 feet per hour but then it rests for an hour, during which it slips back 1 foot. How long will it take for the frog to get... more
College Algebra Algebra 1 Algebra 2 Calculus

06/02/20

A family is planning a three-week vacation for which they will drive across the country.

A family is planning a three-week vacation for which they will drive across the country. They have a van that gets 18 miles per gallon, and they have a sedan that gets 32 miles per gallon. How much... more
College Algebra Math

06/02/20

math 110 college algebra

A recycling bin is in the shape of a rectangular box. Find the height of the box if its length is 16 ft, its width is 9 ft, and its surface area is 588 ft^2.The height of the box is ___ ft.
College Algebra Math

06/02/20

math 110 college algebra

The second side of a triangular deck is 6 feet longer than the shortest​ side, and the third side is 6 feet shorter than twice the length of the shortest side. If the perimeter of the deck is 60... more
College Algebra

06/02/20

college algebra

You need a 50% alcohol solution. On hand, you have a 350 mL of a 90% alcohol mixture. How much pure water will you need to add to obtain the desired solution?Write an equation using the information... more
College Algebra

06/02/20

college algebra

By checking work records, a carpenter finds that Juanita can build a small shed in 14 hours. Anton can do the same job in 20 hours. How long would it take to build 7 sheds if they worked... more

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