common difference

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noun Mathematics.

the difference between any two consecutive terms in an arithmetic progression.

QUIZ

WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?

Smoothly step over to these common grammar mistakes that trip many people up. Good luck!

Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of common difference

First recorded in 1890–95

Again, the difference can seem subtle and sound more like splitting hairs, but the difference is important.
How Skinny Is Too Skinny? Israel Bans ‘Underweight’ Models|Carrie Arnold|January 8, 2015|DAILY BEAST
The email appears to have been a relatively common attempt to gain personal information from a wide range of unwitting victims.
Was Sony Hit With a Second Hack?|Shane Harris|January 8, 2015|DAILY BEAST
The vaccine is delivered through a “carrier virus” that causes a common cold in chimpanzees but does not affect humans.
The Race for the Ebola Vaccine|Abby Haglage|January 7, 2015|DAILY BEAST
Another read: “We need leaders who will stand against Common Core.”
Rand Paul’s Passive-Aggressive Trolling Campaign|Olivia Nuzzi|January 6, 2015|DAILY BEAST

One difference was that Chen was herself wearing white gloves.
Funeral Protest Is Too Much for NYPD Union Boss|Michael Daly|January 5, 2015|DAILY BEAST
The Smooth Naked Horsetail is a common plant, specially by the sides of streams and pools.
How to Know the Ferns|S. Leonard Bastin
I would ask you to imagine it translated into every language, a common material of understanding throughout all the world.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
Our social life is aimless without it, we are a crowd without a common understanding.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
Diplococci without capsules are common in the sputum, but have no special significance.
A Manual of Clinical Diagnosis|James Campbell Todd
He had discovered that the all-glorious boast of Spain was not exempt from the infirmities of common men.
The Pastor's Fire-side Vol. 3 of 4|Jane Porter