All Questions

510

help please

The roots of x^2 - 23x + 47 = 0 are a and b. Find (a - 2)(b - 2).

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Guest Aug 15, 2020

960

geometry question

I'm stumped on this:

Which of these describes a unique polygon?
A. A triangle with angles 30 degrees, 50 degrees and 100 degrees read more ..

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Guest Aug 15, 2020

606

Please help ASAP

a. An arrow is shot upward from a height of 5 feet with an initial velocity of 128 feet per second. Its height, in feet, t seconds after being released is modeled by -16t2+128t+5. To the nearest tenth of a second, how many seconds after release will the read more ..

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Guest Aug 15, 2020

459

circle area

Find the area of the sector.

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Guest Aug 15, 2020

481

Help please

How many distinct arrangements of the letters in the word "basic'' are there?

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Famed Aug 15, 2020

526

geometry

Find angle x.

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Guest Aug 15, 2020

339

please help with line

Find the equation of the line that contains the point (7,-9) and is perpendicular to the line 5x + 2y = 4. Write the equation in the form y = mx + b and identify m and b

Guest Aug 15, 2020

591

Small Question but tricky. Any help appreciated

How many ways can 60 represented as the sum of two or more consecutive positive integers?

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Guest Aug 15, 2020

382

please help

The figure on the left is a portion of a standard multiplication table that contains the products of all pairs of positive integers. The figure on the right is a contiguous 2-by-2 section of the standard multiplication table, with some digits replaced with read more ..

Guest Aug 15, 2020

643

+569

Stuck on problem :(

Find the value of B - A if the graph of Ax + By = 3 passes through the point (-7,2) and is parallel to the graph of x + 3y = -5.

Thanks in advance to whoever answers!!! read more ..

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iamhappy Aug 15, 2020

352

maximum

Find the maximum value of y = sin(sin(x)) + cos(sin(x)).

Guest Aug 15, 2020

589

Help!

A bag has 4 red and 6 blue marbles. A marble is selected and not replaced, then a second is selected. What is the probability that both are the same color?

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ArcticPenguin Aug 15, 2020

393

geometry

Find the length KM.

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Guest Aug 15, 2020

1454

+107

Geometry :))

A circle is centered at O. The tangent to the circle at P is extended to Q. Line segment QS intersects the circle at R. Given that OS = 2, SR = RQ = 3, and PQ = 6, find the radius of the circle.

read more ..

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NoWorkNeeded Aug 15, 2020

525

Please help ASAP!

In the SuperLottery, three balls are drawn (at random) from ten white balls numbered from 1 to 10, and one SuperBall is drawn (at random) from ten red balls numbered from 11 to 20. When you buy a ticket, you choose three numbers from 1 to read more ..

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ArcticPenguin Aug 15, 2020

355

trig question

If cos 10x = a_1 cos(x)^10 + a_2 cos(x)^8 + a_3 cos(x)^6 + a_4 cos(x)^4 + a_5 cos(x)^2 + a_6, find the coefficient a_4.

Guest Aug 15, 2020

413

please help

Find the value of x.

Guest Aug 15, 2020

484

angles

Find angle x.

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Guest Aug 15, 2020

484

+14

please help

The graph of the equation, where a, b, and, c are constants, is a parabola with the axis of symmetry Find .

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Determination Aug 15, 2020

488

Please help

Let $f(x) = 5x+3$ and $g(x)=x^2-2$. What is $g(f(-1))$?

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Guest Aug 15, 2020

404

please help

Find the value of m.

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Guest Aug 15, 2020

519

binomial theorem

Find the coefficient of x^2 in the expansion of (3/x^2 - 4x^4)^8.

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Guest Aug 15, 2020

-9

1583

+118727

NOTE: Questions with unrendered LaTex code are often deleted.

A lot of people are asking questions with unrendered LaTex code.

They are just copying and pasting questions in, without bothering to proofread them or display them properly.
read more ..

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Melody Aug 15, 2020

570

Pls help me find the answer...

Find the measure of angle ABC.

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Guest Aug 15, 2020

534

please help

Find the exact value of cos A in simplest radical form

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Guest Aug 15, 2020

All Questions ⁺⁰237722 Questions

help please

geometry question

Please help ASAP

circle area

Help please

geometry

please help with line

Small Question but tricky. Any help appreciated

please help

Stuck on problem :(

maximum

Help!

geometry

Geometry :))

Please help ASAP!

trig question

please help

angles

please help

Please help

please help

binomial theorem

NOTE: Questions with unrendered LaTex code are often deleted.

Pls help me find the answer...

please help

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