All Questions

366

quadratic

Find the product of all positive integer values of c such that 8x^2 + 45x + c = 0 has two real roots.

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Guest Mar 4, 2021

-3

406

+230

hey help pls

The perimeter of a sector of a circle is the sum of the two sides formed by the radii and the length of the included arc. A sector of a particular circle has a perimeter of 28 cm and an area of 49 sq cm. What is the length of the arc of this sector? read more ..

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wizzymath Mar 4, 2021

-2

401

+230

belly button fuzzzzz

In the diagram, $\triangle ABE$, $\triangle BCE$, and $\triangle CDE$ are right-angled, with $\angle AEB=\angle BEC = \angle CED = 60^\circ$, and $AE=24$?

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wizzymath Mar 4, 2021

-3

478

+230

heyyyy heyyy hey hey hey nehy ehy ehy ye hey ehye hye dhye

An infinite geometric series has common ratio $-1/5$ and sum $16.$ What is the first term of the series?

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wizzymath Mar 4, 2021

-3

472

+230

help help help pls pls pls

The seventh and tenth terms of a geometric sequence are $7$ and $21$, respectively. What is the $13$th term of this progression?

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wizzymath Mar 4, 2021

-2

408

+230

hey hey hey best bestiest besties.

Let
\[f(x) = \left\{
\begin{array}{cl}
-x - 3 & \text{if } x \le 1, \\
\frac{x}{2} + 1 & \text{if } x > 1.
\end{array} <#> \right.\]
Find the sum of all values of $x$ such that $f(x) = 0$?

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wizzymath Mar 4, 2021

322

math

What is the 5th term in the expansion of (4x^3y^2−1/2y)^9? Apply the convention of a leading numerical coefficient and variables listed in alphabetical order.

Guest Mar 4, 2021

247

help

can the relation x=4 define y as a function of x?

Guest Mar 4, 2021

458

A trapezoid has an area of 152.1 square kilometers. One base is 13 kilometers long. The height measures 18 kilometers. What

A trapezoid has an area of 152.1 square kilometers. One base is 13 kilometers long. The height measures 18 kilometers. What is the length of the other base?

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Guest Mar 4, 2021

228

complex number

If z = 3 + 4i - 8 + 2i, find z^2. (Note that i^2 = -1.)

Guest Mar 4, 2021

270

What are the numbers that can be used as divisors of any integer and the result has a finite number of decimal places?

Guest Mar 4, 2021

254

halp

Write V in terms of i and j

p1=(-2,4), p2(4,4)
v=? read more ..

Guest Mar 4, 2021

802

polygon

Solve for x.

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Guest Mar 4, 2021

272

area

In the figure shown, all the corners form right angles. What is the area of the figure in square yards?

Guest Mar 4, 2021

370

help with geometry diagram

Which of the following statements must be true based on the diagram below?

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Guest Mar 4, 2021

372

need help with geometry

Which of the following statements must be true based on the diagram ?

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Guest Mar 4, 2021

315

How do I solve this? Plz help ASAP

A teacher decides to award 1c to the person coming 10th in a test, 2c to the person coming 9th, 4c to the person coming 8th and so on, doubling the amount each time. How much does the teacher award to the person who came first?

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Guest Mar 4, 2021

3456

angles and triangles

AED and ABC are straight lines
EB is parallel to DC

Angle EBC = 148 read more ..

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Guest Mar 4, 2021

483

PLEASE HELP

A jar has some dimes and quarters in it. There are a total of 27 coins and the total value of the coins is $4.50. Melissa says there are 5 dimes and 16 quarters. Doug says there are 30 dimes and 6 quarters. Zoey says there are 20 dimes and 10 quarters. read more ..

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Guest Mar 4, 2021

399

help with equation

I need to make an equation with no solutions.

Identify numbers that could be placed in boxes A, B, and C to make an equation that has no solution. Make sure to clarify which number goes in each box.
read more ..

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Guest Mar 4, 2021

283

Sorry wrong answer!'

48 inches are in 4 feet

Guest Mar 4, 2021

381

Got answer for you

3 feet and 11 inches

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Guest Mar 4, 2021

475

Sally has four feet of ribbon that she needs to cut into 1 inch sections. How many inches are in 4 feet?

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Guest Mar 4, 2021

417

surface area

Find the surface area of the rectangular prism below.

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Guest Mar 4, 2021

All Questions ⁺⁰235595 Questions

quadratic

hey help pls

belly button fuzzzzz

heyyyy heyyy hey hey hey nehy ehy ehy ye hey ehye hye dhye

help help help pls pls pls

hey hey hey best bestiest besties.

math

help

A trapezoid has an area of 152.1 square kilometers. One base is 13 kilometers long. The height measures 18 kilometers. What

complex number

What are the numbers that can be used as divisors of any integer and the result has a finite number of decimal places?

halp

polygon

area

help with geometry diagram

need help with geometry

How do I solve this? Plz help ASAP

angles and triangles

PLEASE HELP

help with equation

Sorry wrong answer!'

Got answer for you

Sally has four feet of ribbon that she needs to cut into 1 inch sections. How many inches are in 4 feet?

surface area

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