All Questions

321

help please

Chris labels every lattice point in the coordinate plane with the square of the distance from the point to the origin (a lattice point is a point such that both of its coordinates are integers). How many times does he label a point with the number 65? read more ..

Guest Jan 22, 2021

364

ordered pair

One ordered pair (a,b) satisfies the two equations ab^4 = 384 and ab^5 = 4608. What is the value of a in this ordered pair?

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Guest Jan 22, 2021

554

precalc

In triangle ABC show above, cos B = 6/10. What is tan C?

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Guest Jan 22, 2021

483

help i need this

Alex has 10 different kinds of lunch meat and 8 different kinds of cheese. If he wants to make a sandwich with one kind of meat and two kinds of cheese, how many different sandwiches could he make? (It does not matter in which order he chooses the two types read more ..

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Guest Jan 22, 2021

368

please help

Complete the square x^2 + 12x + 9

Enter your answer in the form a(x + u)^2 + v, where a, u, and v are replaced by numbers.

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Guest Jan 22, 2021

506

Solve the following equation for x.

. Solve the following equation for x. 6(𝑥 + 2) = 6𝑥 + 2

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Guest Jan 22, 2021

367

algebra

Given two real numbers p and q such that 1/p + 1/q = 1 and pq = 9, what is p + q?

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Guest Jan 22, 2021

700

+267

if the area of right triangle ABC is 4, and the hypotenuse $\overline{AB}$ is 12, then what is 2A?

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KitSoundwave Jan 22, 2021

499

inequality

Solve 1/3*t - 5 < t - 2. Give your answer as an interval.

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Guest Jan 22, 2021

490

Please Help

The moon orbits the earth with a tangential velocity of 1,022 m/s, and the orbital radius of the moon around the earth is 3.85 x 108 m. The mass of the moon is 7.35 x 1022 kg. Calculate the net force acting on the moon?

Guest Jan 22, 2021

859

Help please!!

A toy factory designed a new container in the shape of a rectangular prism that is 20 centimeters tall with base dimensions of 4 centimeters by 8 centimeters. What is the volume of the new container, in cubic centimeters?

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Guest Jan 22, 2021

582

numbers

Find three positive integers so that their sum is equal to their product.

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Guest Jan 22, 2021

766

OMG! The Wonders on this Forum Never Cease to Amaze!!!

OMG! The Wonders on this Forum Never Cease to Amaze!!!
Most on here wouldn’t have a clue, but this forum is hosting not one, but two future Fields Metal winners:
cryptoaops and KitSoundwave.
read more ..

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Guest Jan 22, 2021

448

mooth

6 pounds less then half the weight w of a bag of rice

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Guest Jan 22, 2021

606

50000

4000

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Guest Jan 22, 2021

766

+216

Math Help

For how many integer values of between 1 and 349 inclusive does the decimal representation of terminate?

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Jmaster10 Jan 22, 2021

-1

479

+216

Math Help please

Can I have help on this question
https://web2.0calc.com/questions/number-theory-patterns-in-modular-arithmetic-help-please

Jmaster10 Jan 22, 2021

477

Math Help

Some populations, such as bacteria, can be expected under the right conditions to show exponential growth. If 3500 bacteria of a certain type are incubated under ideal conditions, then after t hours we expect to find 3500 ✕ 1.07t bacteria read more ..

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Guest Jan 22, 2021

506

sum

If 1 + 2 + 3 + ... + n = 325, then what is n?

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Guest Jan 22, 2021

714

+570

Geometryyy part 2

Here is a part 2 to the question i just posted!
The figure below is not drawn to scale. We are given that angle ADB is obtuse and that AD bisects angle BAC.
read more ..

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iamhappy Jan 22, 2021

651

+570

Geometryyy

The figure below is not drawn to scale. We are given that angle ADB is obtuse.

Which of the following statements must be true? read more ..

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iamhappy Jan 22, 2021

769

Math Problem

You receive a raise in your hourly pay from $9.25 per hour to $9.75 per hour. What percent increase in pay does this represent? (Round your answer to two decimal places.)

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Guest Jan 22, 2021

369

Math help pls

You have just received word that your original investment of $720 has decreased in value by 9%. What is the value of your investment today?

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Guest Jan 22, 2021

427

A line passes through the points (3, -18) and (-5, 6).

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Guest Jan 22, 2021

334

congruence

What is the sum of the smallest and second-smallest positive integers a satisfying the congruence 27a = 17 (mod 42)?

Guest Jan 22, 2021

All Questions ⁺⁰237827 Questions

help please

ordered pair

precalc

help i need this

please help

Solve the following equation for x.

algebra

if the area of right triangle ABC is 4, and the hypotenuse $\overline{AB}$ is 12, then what is 2A?

inequality

Please Help

Help please!!

numbers

OMG! The Wonders on this Forum Never Cease to Amaze!!!

mooth

50000

Math Help

Math Help please

Math Help

sum

Geometryyy part 2

Geometryyy

Math Problem

Math help pls

A line passes through the points (3, -18) and (-5, 6).

congruence

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