All Questions

604

help

The expression $6y^2-y-51$ can be rewritten as $(3Ay+B)(y-C)$, where $A$, $B$, and $C$ are positive integers. Find $(AC)^2-B$.

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Guest Jul 10, 2020

535

question on division

Write in the form

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Guest Jul 10, 2020

-1

889

+140

HELPPP

Each gallon of paint covers 200 square feet. I have to paint one side of a wall that is 12 meters tall and 80 meters long. If a foot is approximately 0.3048 meters, then what is the smallest whole number of gallons I can buy and have read more ..

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Creampuff Jul 10, 2020

484

how do i find what divides into 200 evenly? in other words x over 200 =

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Guest Jul 10, 2020

766

need help asap!

what is the value of x given that figure MNOP is a trapezoid with median QR

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Guest Jul 10, 2020

590

+335

help

The expression $x^2 + 13x + 30$ can be written as $(x + a)(x + b),$ and the expression $x^2 + 5x - 50$ written as $(x + b)(x - c)$, where $a$, $b$, and $c$ are integers. What is the value of $a + b + c$?

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Rayjplayz Jul 10, 2020

488

Help

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Guest Jul 10, 2020

868

polynomial

P(x) = 2x^4 - x^3 + 2x^2 - k where k is an unknown integer. P(x) divided by (x+1) has a remainder of 2. What is the value of k?

read more ..

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Guest Jul 10, 2020

423

trouble with counting

Suppose Anna hosts a cookout with 7 of her friends. She has purchased 8 veggie burgers, 8 hot dogs, and 5 pieces of chicken. If she wants to cook 16 food items in total(each person gets two items), including at least 2 veggie burgers and 1 hot dog, how read more ..

Guest Jul 10, 2020

+10

722

+771

I probably should know how to solve this but I don't!

In how many ways can the letters A, B, C and D be arranged so that no letter is adjacent to any letter that comes immediately before it or immediately after it alphabetically?

I understand there are 4! ways to arrange the letters read more ..

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CentsLord Jul 10, 2020

714

+60

This isn't urgent, but I would like to know.

What is scientific notation? I just forgot

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ryanthemathboi Jul 10, 2020

640

please help

How many boys are there?

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Guest Jul 10, 2020

1197

What is the range of the function $f(x) = 3- 2\cdot 51^x$? Give your answer as an interval.

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Guest Jul 10, 2020

550

how to find area

Find area of figure

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Guest Jul 10, 2020

621

algebra

If x + y = 5 and xy = 3, then compute x^3 + y^3.

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Guest Jul 10, 2020

816

quadratic

The quadratic function f(x) satisfies f(1) = 2, f(2) = -7, f(4) = 13. Find f(5).

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Guest Jul 10, 2020

836

help please

In a survey,80%people like Coke and 85%like pepsi, 75%people like both the drinks. If 45 people do not like both the drinks, find the total number of people in the survey.

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Guest Jul 10, 2020

450

digit problem

Let the capital letters A and B be single digits that form a two-digit number when concatenated as shown below.

What are A and B?

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Guest Jul 10, 2020

785

+174

This puzzled me

What is the smallest whole number that has a remainder of 1 when divided by 4, a remainder of 1 when divided by 3, and a remainder of 2 when divided by 5?

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Forumofweb2.0cal Jul 10, 2020

445

trig problem

Simplify

Guest Jul 10, 2020

919

+174

Please Help

What is the unique three-digit positive integer satisfying

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Forumofweb2.0cal Jul 10, 2020

1010

+174

I don't understand this

what is the modular inverse of 11 , modulo 1000?
Express your answer as an integer from 0 to 999 , inclusive.

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Forumofweb2.0cal Jul 10, 2020

595

algebra

Monika and Marcelo's family owns two lawnmowers; a riding mower and a push mower. A person using the riding mower can completely mow the family's yard in 45 minutes. A person using the push mower can completely mow the yard in 105 minutes. If Monika uses read more ..

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Guest Jul 10, 2020

482

please help

A motorcyclist travels 50 miles with an average speed of 40 mph and then another 20 miles with an average speed of 55 mph. What was the average speed of the cyclist over the entire 70 miles?

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Guest Jul 10, 2020

All Questions ⁺⁰238122 Questions

help

question on division

HELPPP

how do i find what divides into 200 evenly? in other words x over 200 =

need help asap!

help

Help

polynomial

trouble with counting

I probably should know how to solve this but I don't!

This isn't urgent, but I would like to know.

please help

What is the range of the function $f(x) = 3- 2\cdot 51^x$? Give your answer as an interval.

how to find area

algebra

quadratic

help please

digit problem

This puzzled me

trig problem

Please Help

I don't understand this

algebra

please help

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