Math Is Fun Forum

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Math Is Fun Forum

1h ago

At the end of the Maths is Fun page on, “Algebra – Basic Definitions” there is a brief explanation of like terms.
One of the terms given in the example is (1/3)xy^2, the other two are, -2xy^2, and, 6xy^2.
What is the significance of the brackets around 1/3?
In this context would there be a difference between (1/3)xy^2, and just, 1/3xy^2?
Also, what would (1/3)xy^2 – 2xy^2 + 6xy^2 equal?
I’m confident that it would at least equal; (1/3)xy^2 + 4xy^2?
But could we go further and get; 4 1/3 xy^2? Or do the brackets prevent us from adding the 1/3 and the 4 ..read more

Math Is Fun Forum

13h ago

Brief Quotes - II
1. His genius he was quite content in one brief sentence to define; Of inspiration one percent, of perspiration, ninety nine. - Thomas A. Edison
2. I am an engineer by profession, but I knew I wanted to act. My parents always encouraged me, and when my father shifted to Mumbai for work for a brief while, I came along. - Kriti Sanon
3. I had not expected 'A Brief History of Time' to be a best seller. - Stephen Hawking
4. Favor comes because for a brief moment in the great space of human change and progress some general human purpose finds in him a satisfactory embodiment. -&nb ..read more

Math Is Fun Forum

15h ago

Brief Quotes - I
1. Love is the flower of life, and blossoms unexpectedly and without law, and must be plucked where it is found, and enjoyed for the brief hour of its duration. - D. H. Lawrence
2. Be sincere; be brief; be seated. - Franklin D. Roosevelt
3. I am an engineer by profession, but I knew I wanted to act. My parents always encouraged me, and when my father shifted to Mumbai for work for a brief while, I came along. - Kriti Sanon
4. Life is often compared to a marathon, but I think it is more like being a sprinter; long stretches of hard work punctuated by brief moments in which we a ..read more

Math Is Fun Forum

2d ago

Hi Jamevi,
Welcome to the forum!
Please see the links:
Introduction - Calculus
Limits
Derivatives
Integration
This is just an illustration.
You may post if you require any assistance ..read more

Math Is Fun Forum

3d ago

Bridges Quotes - 1
1. Politicians are the same all over. They promise to build bridges even when there are no rivers. - Nikita Khrushchev
2. We build too many walls and not enough bridges. - Isaac Newton
3. If you were successful, somebody along the line gave you some help... Somebody helped to create this unbelievable American system that we have that allowed you to thrive. Somebody invested in roads and bridges. If you've got a business - you didn't build that. Somebody else made that happen. - Barack Obama
4. There is nothing in machinery, there is nothing in embankments and railways and ir ..read more

Math Is Fun Forum

1w ago

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Math Is Fun Forum

1w ago

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Math Is Fun Forum

1w ago

Hello
I've just made a new site specifically to help solve these puzzles, showing each logical step. Please have a look and tell me what you think. It's at:
https://futoshiki.uk
It solved this one easily enough!
Thanks
Gregston ..read more