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How is an equation different from an inequality?
In an equation, what is to the left of the equals sign equals what is to the right. In an inequality, the left side is either less than, greater than, less than or equal to, or greater than or equal to the right side.
What does an equals sign with a wedge over it mean?
It means equal to or (whatever the wedge means.) ≤ means "Equal to or less than." ≥ means "equal to or greater than."
What are symbols such as inequalities and equals?
Less than: x<y Greater than: x>y Equal to: x=y There is also less than or equal to, which is the less than symbol with a line over it, as well as greater than or equal to, which is the greater than symbol with a line over it. Not equal to is an equal sign with a slash. About equal to is an equal sign but with squiggly lines intead of straight.
Why does 0.9999 equals 1?
0.9999 DOES NOT equal 1 but is quite close to it. It is less than 1 in ten thousand off and for most purposes that difference can be ignored.
What does 0.099 equal?
Oh, dude, 0.099 equals 0.099. Like, it's just a fancy way of saying a little less than 0.1. So, if you're ever at a party and someone asks you what 0.099 equals, you can impress them with your knowledge of decimal numbers.
