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393

I'm confused, can someone walk me through the steps?

The equation y = -6t^2 + 43t describes the height (in feet) of a projectile t seconds after it is launched from the surface of Mars at 43 feet per second. In how many seconds will the projectile first reach 77 feet in height? Express your answer as a decimal read more ..

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Guest Mar 20, 2021

353

Help, I am stuck With this PLZ VERY URGENT HELP!!!

A line through the points (2, -9) and (j, 17) is parallel to the line 2y + 3x = 21 . What is the value of j?

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Guest Mar 20, 2021

390

geometry question

Solve for x.

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Guest Mar 20, 2021

418

algebra

A ball is thrown into the air with an initial upward velocity of 42 ft/s. It height h in feet after t seconds is given by the function h (t)=-16t^2+42t+4. What is the ball's maximum height?

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Guest Mar 20, 2021

438

Counting Problem pls help

How many non-decreasing sequences a1, a2, . . . , a10 are composed entirely of at most three distinct numbers from the set {1, 2, . . . , 9}? For example, 1, 1, 1, 2, 2, 2, 3, 3, 3, 3 and 2, 2, 2, 2, 5, 5, 5, 5, 5, 5 are both allowed.

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Guest Mar 20, 2021

326

number theory

How many five-digit numbers of the form 32x5y are divisible by 34?

Guest Mar 20, 2021

374

pls halp now

In a certain pentagon, the interior angles are and where are integers strictly less than . ("Strictly less than " means they are "less than and not equal to" .)
If the median read more ..

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Guest Mar 20, 2021

-1

679

+218

Geometry Question

In the diagram above, The side of square ABCD measures n cm. We know that n is a natural number and that the area of quadrilateral AECF is 66 cm². What is the read more ..

ArithmeticBrains1234 ●●

MathyGoo13 Mar 20, 2021

410

Confuzzled

An ant is crawling from X to Y on the lateral surface of the cylinder. We know the height and base radius of the cylinder are 2 and 1, respectively. What is the length of the shortest possible path of the ant?

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Guest Mar 20, 2021

457

PLZ HELP ME PLZ

Find the intersection of the lines $9x-4y=30$ and $7x+y=11.$ Express your answer as an ordered pair $(x,y).

ArithmeticBrains1234 ●

Guest Mar 20, 2021

490

polygons

What are x and y?

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Guest Mar 20, 2021

325

polygon

Find the area of the polygon.

Guest Mar 20, 2021

527

Help! I need somebody help not just any body - The Beatles

The volume of regular octahedron PABCDQ is 243. Rotating octahedron PABCDQ about its diagonal PQ the path of the octahedron forms a new 3D shape. What is the volume of this 3D shape? Picture: https://latex.artofproblemsolving.com/e/c/1/ec166c676365a480c3be6bb4646ec8c18068c507.png read more ..

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Guest Mar 20, 2021

374

In the figure below, is a parallelogram, and . Segments and are perpendicular to sides of the

In the figure below, is a parallelogram, and . Segments and are perpendicular to sides of the parallelogram as shown, and . What is the area of the parallelogram?

Guest Mar 20, 2021

481

complex figure

Find the area of the complex figure.

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Guest Mar 20, 2021

509

Help

My last repost showed melody saying that I just want answer, but there was never a solution..

https://web2.0calc.com/questions/hi-repost-d read more ..

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Guest Mar 20, 2021

391

sequences

In the sequence: 3, 18, 90, 360, 1080, ..., what number should come next?

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Guest Mar 20, 2021

429

sequences

In the sequence 67, 55, 46, 34, 25, ..., what number should come next?

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Guest Mar 20, 2021

1907

rational expressions and equations

Select the correct answer.

Which expression is equivalent to (x + 3)/(x^2 - 2x - 3) divided by (x^2 + 2x - 3)/(x + 1) if no denominator equals zero?
read more ..

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Guest Mar 20, 2021

482

help asap

A math teacher wants to create a problem that involves multiplying a four-digit number by a
three-digit number. The four-digit number can only contain digits from 0 to 5, without repeats. The
three-digit number can only contains digits from 0 to 4, read more ..

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Guest Mar 20, 2021

484

can anyone help

I'm stuck on these threee problems.

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Guest Mar 20, 2021

493

Please help

For a certain value of $k,$ the system \begin{align*} 3a + 4b &= 7,\\ 6a + 4b &= k- 4b \end{align*}has infinitely many solutions $(a,b).$ What is $k$?

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Guest Mar 20, 2021

444

geometry

A rectangular field is 16m long and 10m wide . there is a path of uniform width all around it having an area of 120 m² .find the width of the path

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Guest Mar 20, 2021

591

missing angles

Find the measure of the missing angles.

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Guest Mar 20, 2021

301

angles

The measures of the angles of a triangle are shown in the figure below. Solve for x.

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Guest Mar 20, 2021

All Questions ⁺⁰237665 Questions

I'm confused, can someone walk me through the steps?

Help, I am stuck With this PLZ VERY URGENT HELP!!!

geometry question

algebra

Counting Problem pls help

number theory

pls halp now

Geometry Question

Confuzzled

PLZ HELP ME PLZ

polygons

polygon

Help! I need somebody help not just any body - The Beatles

In the figure below, is a parallelogram, and . Segments and are perpendicular to sides of the

complex figure

Help

sequences

sequences

rational expressions and equations

help asap

can anyone help

Please help

geometry

missing angles

angles

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