All Questions

454

Answer ut

https://web2.0calc.com/questions/mathematics_65

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Guest Jun 22, 2021

499

algebra

If z is a complex number satisfying z + 1/z =1, calculate z^12+ 1/z^12.

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Guest Jun 22, 2021

454

Isosceles triangle

Two angles of an isosceles triangle are 65 degrees and x degrees. What are all the possible values of x degrees?

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Guest Jun 22, 2021

684

+81

Umm...

Mr. Stewart's math class has 16 boys, and 22 of his students bring their calculators to class. If 13 of the students who brought calculators are girls, then how many boys didn't bring their calculators to class?

Please fast answer! read more ..

textot ●●

IMAGODLYNOOB Jun 22, 2021

543

+23

Help!! algebra

For $y=\frac{x-4}{5x-10}$ and $x\neq 2$, what is the value of $y$ that is not attainable? Express your answer as a common fraction.

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ryan1207 Jun 22, 2021

628

Math

Carla buys 4kg of apples for $10. How much will Ahmed pay for 14kg of apples at the same shop?

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Guest Jun 22, 2021

494

help coordinates

Two lines pass through the point (–6, 7) and each is a distance of 2 from the origin at their closest to the origin. What is the sum of the slopes of these lines?

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Guest Jun 22, 2021

494

algebra

If z is twice x, what is 5x + 10 + z -10 in terms of x?

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Guest Jun 22, 2021

359

help geometry

Let ABCD be a square. Three parallel lines x,y, and z pass through A, B and C respectively. The distance between x and y is 4 and the distance between y and z is 5. Find the area of the square.

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Guest Jun 22, 2021

504

Urgent Answer Quick!!

Given positive integers and such that and , what is the smallest possible value for ?

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Guest Jun 22, 2021

571

+80

Fraction Problem

Cayden and Jayden had a total of $784. After Cayden spent 1/6 of his money on food and Jayden spent $124 on toys, they had the same amount left. How much money did Cayden have at first?

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DoctorOcopisMonOct Jun 22, 2021

572

+80

Not my homework

Thor and Hulk punched each other multiple times in the Contest of Champions battle. 3/4 of Thor's punches were equal to 2/3 of Hulk's punches. Both of them punched a total of 408 times. How many times did Thor punch the Hulk?

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DoctorOcopisMonOct Jun 22, 2021

491

+80

Math Challenge

Roy wanted to get some pens and pencils. He went to a stationery shop that only sells them in boxes. A box of 7 pencils cost $2.50 while a box of 5 pens costs $3.20. Roy wants to buy 19 pencils and 3 pens. What is the least amount of money that he needs read more ..

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DoctorOcopisMonOct Jun 22, 2021

462

Functions

Given that f(x) = x^{2}-2x+5 and g(x) =x-18, what is the value of f(g(5)) -g(f(5))?

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Guest Jun 22, 2021

541

My third side or angle

The length of the two sides of a triangle are given. Write an inequality to represent the range of the third side xx.
8 in, 9 in

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Guest Jun 22, 2021

487

geometry question

Two circles have the same center C. (Circles which have the same center are called concentric.) The larger circle has radius 10 and the smaller circle has radius 8. Determine the area of the ring between these two circles.

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Guest Jun 22, 2021

518

help pls cphill

In right triangle $DEF$, we have $\angle D = 25^\circ$, $\angle E = 90^\circ$, and $EF = 9$. Find $DE$ to the nearest tenth. You may use a calculator for this problem.

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Guest Jun 22, 2021

Jun 21, 2021

889

HELPPPPP

The median of $20, x, 15, 30, 25$ is $0.4$ less than the mean. If $x$ is a whole number, what is the sum of all possible values of $x$?

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Guest Jun 21, 2021

493

Counting

How many non-congruent triangles have vertices at three of the eight points in the figure?

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Guest Jun 21, 2021

596

A question that I'm stuck on, help ASAP

Simplify . Express your answer as a complex number in the form , where and are real numbers.

I am stuck on this question, please help!
Thanks! read more ..

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Guest Jun 21, 2021

-1

589

+515

Numbers 2

pt 2

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mworkhard222 Jun 21, 2021

515

Probability

Four standard six-sided dice are rolled. What is the probability that the product of the numbers on the top faces of all four dice is 24? Express your answer as a common fraction.

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Guest Jun 21, 2021

515

+515

Numbers

tysm

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mworkhard222 Jun 21, 2021

All Questions ⁺⁰238328 Questions

Answer ut

algebra

Isosceles triangle

Umm...

Help!! algebra

Math

help coordinates

algebra

help geometry

Urgent Answer Quick!!

More fraction problems

Fraction Problem

Not my homework

Math Challenge

Functions

My third side or angle

geometry question

help pls cphill

HELPPPPP

Counting

A question that I'm stuck on, help ASAP

Numbers 2

Probability

Numbers

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