All Questions

684

+87

Sum Math

Find the unique pair of real numbers satisfying .

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Divineology Nov 20, 2020

613

+293

trigonometry

help

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Cdortch Nov 20, 2020

707

+293

can anybody please help trigonometry?

help

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Cdortch Nov 20, 2020

601

+293

help please

help me please

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Cdortch Nov 20, 2020

589

+293

trigonometry help please

help

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Cdortch Nov 20, 2020

678

+153

Can anyone help with this equation?

Consider the system of equations

\begin{align*}
5x + y &= 31, \\
-3x + 4y &= -37.
\end{align*}
read more ..

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Thanks4helping Nov 20, 2020

-1

524

In a class of 28 students, the teacher selects four people at random

In a class of 28 students, the teacher selects four people at random to participate in a geography contest. What is the probability that this group of four students includes at least one of the top three geography students in the class? Express your answer read more ..

Guest Nov 20, 2020

423

what is -3/12 to a degress sign

Guest Nov 20, 2020

645

+153

Factor problem any help would be appriciated!

Factor the following
read more ..

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Thanks4helping Nov 20, 2020

617

+293

trig

help, please.

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Cdortch Nov 20, 2020

476

+293

trig

help please.

Cdortch Nov 20, 2020

504

+293

trig

help

Cdortch Nov 20, 2020

544

+466

please help-math

What is the constant term of the expansion of

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dududsu2 Nov 20, 2020

1368

+293

Use an Addition or Subtraction Formula to simplify the equation.

Use an Addition or Subtraction Formula to simplify the equation.
cos(𝜃) cos(2𝜃) + sin(𝜃) sin(2𝜃) = 1/2

read more ..

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Cdortch Nov 20, 2020

507

Use an Addition or Subtraction Formula to simplify the equation.

Use an Addition or Subtraction Formula to simplify the equation.
cos(𝜃) cos(2𝜃) + sin(𝜃) sin(2𝜃) = 1/2

read more ..

Guest Nov 20, 2020

523

trig

Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal places where appropriate. If there is no solution, enter NO SOLUTION.)
cos(2𝜃) = 13 sin(𝜃) − 6 read more ..

Guest Nov 20, 2020

555

+293

trigonometry

Write the product as a sum.
sin(8x) cos(9x)

Cdortch Nov 20, 2020

657

has anyone taken the 2nd practice mathcounts test on aops??

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Guest Nov 20, 2020

910

Мера Шеннона-Основы теории информации. Какое количество информации (в битах) содержится в этом событии?

Девочка наугад вытаскивает из мешка мяч. Известно, что в мешке всего 8 мячей, из них: 4 красных, 2 синих, 1 зеленый и 1 белый. Какое количество информации (в битах) содержится в этом событии? При ответе с дробной частью использовать точку в качестве разделителя. read more ..

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Guest Nov 20, 2020

409

hello speak polish XDD x 2 no2

hello speak polish XDD x2no2

Guest Nov 20, 2020

454

Please help me!

b) Suppose a is directly proportional to b but inversely proportional to c . If when and , then what is 2 a = 2 b = 6 c = 9 c when b = 1 and a = 3 ?

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hakimstarboy Nov 20, 2020

562

Fractions/Decimals

If a person is selling the north half of the northwest quarter of an 880-acre piece of land, how many acres will be left?

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Guest Nov 20, 2020

538

Help pls

In how many ways can you arrange the letters of the name of the capital city of Florida while keeping the T as either the first or the last letter? (The name of the city is Tallahassee)

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Guest Nov 20, 2020

579

Suppose the point (1,2) is on the graph of y = f(x)/2.

Suppose the point (1,2) is on the graph of y = f(x)/2. Then there is one point which must be on the graph of f^{-1}(3x)/4. What is the sum of that point's coordinates?

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Guest Nov 20, 2020

All Questions ⁺⁰238361 Questions

Sum Math

trigonometry

can anybody please help trigonometry?

help please

trigonometry help please

Can anyone help with this equation?

In a class of 28 students, the teacher selects four people at random

what is -3/12 to a degress sign

Factor problem any help would be appriciated!

trig

trig

trig

please help-math

Use an Addition or Subtraction Formula to simplify the equation.

Use an Addition or Subtraction Formula to simplify the equation.

trig

trigonometry

has anyone taken the 2nd practice mathcounts test on aops??

Мера Шеннона-Основы теории информации. Какое количество информации (в битах) содержится в этом событии?

hello speak polish XDD x 2 no2

Please help me!

Fractions/Decimals

Help pls

Suppose the point (1,2) is on the graph of y = f(x)/2.

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