6,938 Answered Questions for the topic mathematics

Mathematics Math Trigonometry

02/10/22

Math Question (Sinusoidal function)

The peak of the full moon occurs, on average, every 29.53 days, and the approximate value of the moon that is lit can be modeled by a sinusoid. Assume that all of the moon is lit at the peak of the... more
Mathematics

02/10/22

What is the dimensions of a rectangle whose perimeter is 26 and area is 30

02/10/22

Solve problems on radicals

Write the given , draw a figure then show the solution .  1. ) A cube has a surface area of 72 mm Find the length of an edge of the cube.2. A kite is secured to a rope that is tied to the ground .... more
Mathematics

02/09/22

Math question, pls help

On a certain hot​ summer's day, 401 people used the public swimming pool. The daily prices are 1.25 for children and 2.50 for adults. The receipts for admission totaled 625.00. How many children... more
Mathematics Math Finance

02/09/22

Homework8 section 5.2

A model of the total cost C, in dollars, to produce n cell phones is given by C = 180n + 1,100. (See Example 6 in this section. Round numerical values to two decimal places when necessary.)(a)Find... more
Mathematics Math Finance

02/09/22

Homework8 section 5.2

The director of a basketball camp estimates that the number N of students who will enroll in a basketball camp can be modeled by N = −0.9t + 220, where t is the tuition for the camp in... more
Mathematics

02/09/22

completing the square

x2+14x

02/09/22

Solve problems on radicals

Write the given , draw a figure then show the solution. 1. ) A cube has a surface area of 72 mm². Find the length of an edge of the cube.2. A kite is secured to a rope that is tied to the ground .... more
Mathematics Business

02/08/22

Make a break even analysis

Suppose you own and manage a rice-retail store and you are selling at least 5 different kinds of rice. Make a break-even analysis on:a. at what price should you sell your product to break even? b.... more
Mathematics

02/08/22

t-(2t+5)-5(1-2t)=2(3+4t)-3(t-4)

I really don't get this question so if someone would help me I would be very happy
Mathematics

02/07/22

aleks mathamateics

An international company has 27,700 employees in one country. If this represents 16.6% of the company's employees, how many employees does it have in total?Round your answer to the nearest whole... more
Mathematics Math Maths

02/07/22

  Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using algebra tiles to show the substitution.

 Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using algebra tiles to show the substitution.3x - 11y = 59 x=4y+21The soultion is ____
Mathematics Math Maths

02/07/22

River C is 300 miles longer than River D. If the sum of their lengths is 5580 ​miles, what is the length of each​ river?

i need to find this out please Homework:5-3 Solving Systems by Substitution (2022)Question 4, 6.4.4HW Score: 40%, 4 of 10 points Points: 0 of 1SaveQuestion content area topPart 1River C is ______... more
Mathematics Sat Math Act Math

02/07/22

What is 2, seven times a number and five times the same number

Mathematics Probability

02/06/22

probability of rolling 6 dice

what is the probability of rolling 6 dice at once, where you'll get exactly 2 of the same pair out of 6 dice? Each die is a 6 sided die. numbering 1-6.

02/06/22

Aqueous sulfuric acid (H2SO4) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium sulfate (Na2SO4) and liquid water (H2O).

If 3.23g of sodium sulfate is produced from the reaction of 2.9g of sulfuric acid and 3.3g of sodium hydroxide, calculate the percent yield of sodium sulfate. Round your answer to 2 significant... more
Mathematics

02/06/22

How to solve question b?

In a shop, all prices were reduced by 30%. After reduction, a suit was sold at $78.40.(a) Calculate the selling price of the suit before reduction.(b) If the selling price before reduction was 28%... more
Mathematics Math Finance

02/05/22

Homework 7 section 5.1 (Homework)

Evaluate the function to answer the question.The height h, in feet, of a ball that is released 5 ft above the ground with an initial upward velocity of 90 ft/s is a function of the time t, in... more
Mathematics Math Algebra 1 Algebra 2

02/05/22

A tractor is purchased for $80 000 and depreciates by $5000 each year.

a) Use the straight-line depreciation method to find the value of the tractor after 5 years.b) When will the tractor be worth half its purchase price?
Mathematics

02/05/22

determine the number of distinct proper subsets of 1,2,3,8

determine the number of distinct proper subsets of 1,2,3,8
Mathematics

02/04/22

for what value of x do the expression 2/3x+2 and 4/3x-6 have the same value

Yeaaa, I dont get it? Fill free to like help me

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