All Questions ⁺⁰238062 Questions

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668

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help

Let
What is the positive difference between the two values of a that satisfy the equation

Guest Mar 19, 2020

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687

1

help

Kali runs 10 laps around a track each day. Each lap around the track is 400 meters. How many days will it take Kali to run a total of 12 kilometers?

Guest Mar 19, 2020

0

958

2

10 to the power of 14

What is ten to the power of fourteen In words?

Guest Mar 19, 2020

0

830

5

+90

help please

Can you please help with any question of these? they like a puzzle and I'm truly stuck on them :(

1. https://free-picload.com/image/qqGP6z
read more ..

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Yousif.m Mar 19, 2020

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400

0

Help with these questions please

Can you please help with any question of these? they like a puzzle and I'm truly stuck on them :(

1. https://free-picload.com/image/qqGP6z
2. https://free-picload.com/image/qqGW3B read more ..

Guest Mar 19, 2020

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655

1

any hint or how to start would help, please!

I couldn't upload an image so I tried to get it linked!
https://free-picload.com/image/qJ0Mu3

Guest Mar 19, 2020

0

425

0

math

what´s the most common use on the Birch and Swinnerton-Dyer conjecture?

Guest Mar 19, 2020

0

739

1

+71

done

rubikx2910 Mar 19, 2020

0

809

2

+71

done

rubikx2910 Mar 19, 2020

0

778

2

+71

done

rubikx2910 Mar 19, 2020

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565

1

pre calc help needed

https://prnt.sc/rit79b

Guest Mar 19, 2020

0

1377

2

+71

done

rubikx2910 Mar 19, 2020

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637

1

help

A lot of laptop computers contain 20 good ones and 3 defective ones. If two are selected and tested, find the probability that at least one will be defective.

Guest Mar 19, 2020

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580

3

Basic Physics question

A Ford Falcon has a maximum breaking deceleration of 1.8m/s/s. If it is travelling at 120km/h before the brakes are applied, how long does it take to stop?

Guest Mar 19, 2020

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1946

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In right ABC , the right angle is at C, m∠A=30 degrees , and AC=7√5 units. What is the perimeter of ABC

In right △ABC , the right angle is at C, m∠A=30 degrees , and AC=7√5 units.
What is the perimeter of △ABC

Guest Mar 19, 2020

0

795

2

help

write a recursive rule for each sequence then find a9 {4,8,6,7,13/2,...}

Guest Mar 19, 2020

0

585

1

help

Write the general equation for the circle that passes through the points (1,1) (1,3) (9,2)

Guest Mar 19, 2020

0

697

1

help

Assume that when adults with smartphones are randomly selected, 44% use them in meetings or classes. If 14 adult smartphone users are randomly selected, find the probability that fewer than 5 of them use their smartphones in meetings or classes. read more ..

Guest Mar 19, 2020

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665

1

Calculating how far this wheel travels?

Suppose a wheel travels in a straight line. This wheel has a diameter of 35 cm and is rotating at 20 revolutions per minute. It's given that the angular velocity of the wheel is 2π / 3. To the nearest centimetre, how far will it travel in 50 s?
read more ..

Guest Mar 19, 2020

0

731

1

Determining the area of this circle's sector?

Here's the problem:

The area of the sector of a circle is proportional to the central angle. Determine the area of the sector of the circle formed by the arc and the radii that intersect the endpoints of the arc.
read more ..

Guest Mar 19, 2020

-3

865

2

+288

Polynomial Question

Let be a nonconstant polynomial, where all the coefficients are nonnegative integers. Prove that there exist infinitely many positive integers such that is composite.

For this question can someone read more ..

geno3141 ●●

madyl Mar 19, 2020

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628

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Ahh help would be greatly appreciated!

How many arrangements of the numbers 1,2,3,...,7 are there where the sum of any two adjacent numbers is odd?

Guest Mar 19, 2020

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