6,964 Answered Questions for the topic mathematics

Mathematics Math Algebra 1 Algebra 2

06/14/21

Factor reminder math question.
When a negative integer x is divided by -5, the remainder is 1. When x is divided by 8, the reminder is -4. What is the largest value of the of the negative integer y such that x multiplied by y is... more
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Mathematics Math Calculus

06/14/21

How do I analyze and solve this problem?
Allan is explaining the wonders of nature to his son. He and his son went to a roof top of a 120m-high building, then he threw a stone from the rooftop. a. Neglecting the air friction, what is the... more
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Mathematics Algebra 1

06/14/21

Teresa has $3.60 in quarters and nickels. If she has 36 coins total, the number of quarters multiplies by the number of nickels is equal to what number?
A) 128B) 324C) 315D) 243E) None of those
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06/14/21

The length and width of a rectangular piece of land are 500m and 300m, respectively. Find its area.
The length and width of a rectangular piece of land are 500m and 300m, respectively. Find its area.
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06/13/21

Mixture replacement math help.
A container contains 64 liters of pure milk. A replacement process takes place three times. A person takes out 16 liters of milk from the container and replaces it with 16 liters of water. Then 16... more
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Mathematics

06/13/21

Frank purchased postcards for $2 each and ornaments for $7 each. If he spent a total of $42 on 11 souvenirs, how many ornaments and how many postcards did Frank purchase?
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Mathematics Math Sat Math Gmat

06/13/21

Applications of Integration
Use calculus to find the area of the triangle with the vertices (0, 5), (2, -2), and (5, 1).Area between curves =
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Mathematics Math Calculus

06/13/21

Please help me with this question
Find the largest value q such that the function f : (−∞, q] → R given by f(x) = −x 2 + 2x + 8 is injective.
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Mathematics Precalculus

06/12/21

Assume A is a 3 x 3 matrix with |A| ≠ 0. Show that (AT)-1= A by using your own example. Hint : If |A| ≠ 0, then A has an inverse A-1

I dont know what is (AT)-1 means
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Mathematics

06/12/21

Determine the location and values of the absolute maximum and absolute minimum for the given function

f(x)=(-x+2)4,
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06/11/21

If $3840 is deposited into a bank account at a 5% interest rate how long will it take the account to make $960 in interest?
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06/11/21

Find the interest rate (as a percent). Principal = $360 Interest = $17.55 Time = 9 months. WRITE YOUR ANSWER AS A PERCENT!
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06/11/21

If $2,500 is loaned for 18 months at a 4.5% annual rate, how much interest will need to be paid?

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06/11/21

How much should you deposit into an account that pays 3% interest to earn $900 after 10 years?
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Mathematics

06/11/21

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 2, and has the zeros −3, 0, (2 + √3), and (1 + 4i).
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Mathematics

06/11/21

There are 100 students at school. Of those students, 60 speak English, 40 speak French, and 10 students speak neither of these two languages.Calculate how many students speak both English and French.
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Mathematics

06/11/21

Tony is a software salesman. His monthly salary is $1900 plus an additional $50 or every copy of English is Fun he sells. Let S represent his total salary this month (in dollars)
 and let N represent the number of copies of English is Fun he sells. Write an equation relating S to N and then graph your equation using the axes below.
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Mathematics Pi

06/11/21

A circular dance stage has an area of 256π square feet. What is the circumference of the stage rounded to the nearest hundredth? A-804.25 B-402.12 C-100.53 D-50.27
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Mathematics

06/10/21

Math help please

At a basketball​ game, a team made 53 successful shots. They were a combination of​ 1- and​ 2-point shots. The team scored 86 points in all. Write and solve a system of equations to find the number... more
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Mathematics Math Calculus Precalculus

06/10/21

Find the bearing from Port B to the current location of the ship.
A ship left Port A and sailed 122 miles due east to Port B. From Port B, the ship sailed 253 miles northwest and stopped. Find the bearing from Port B to the current location of the ship.
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Mathematics Math Calculus Trigonometry

06/10/21

Find θ if d is 2.6 miles. Round to the nearest tenth.
The radar on a ship picks up two shipwrecks, A and B, 5.12 miles beneath the surface. The distance between the shipwrecks is 1.25 miles. The angle of depression to Shipwreck B depends on the... more
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Mathematics

06/10/21

The first side of a triangle is twice the length of the second side; the third side is 20 feet less than three times the second side. The perimeter of the triangle is 106 feet. Find the three sides.
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Mathematics Math Statistics

06/10/21

Hi! please help me solve my this
The monthly income of the workers at the Microsoft plant are distributed normally. Suppose the mean monthly income is P30,000 and the standard deviation is P5,000. 20% of workers earn how much per... more
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Mathematics

06/10/21

you start at (4,6) and you move 3 units right and 1 unit down. what is the answer
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Mathematics Math Volume

06/10/21

Please help!!! Volume Math Problem!!
Your mother tells you take your little sister for ice cream. On the way there your sister tells you, she wants one scoop of chocolate and one scoop of the pink ice cream (strawberry). Now you know... more
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