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Can a rational number plus an irrational number equal a rational number?
No, never.
Is a rational number plus a rational number rational?
Yes. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Does 3x multiplied by 2x equal 5x?
No. 3x plus 2x = 5x. 3x multiplied by 2x = 6x²
Is the square of negative 54 rational'?
No, nor is it a real number. The square root of minus 54 is equal to the square root of plus 45, times i.
Can you subract an rational and irrational number and get an irrational number?
Yes. In fact, a rational plus or minus an irrational will always be irrational.
Is an irrational number plus an irrational number equal a rational or an irrational number?
An irrational number is a number that has no definite end. So it can't be multiplied or divided by anything to make a rational number that does have a definite end.
Can a rational number plus an irrational number equal a rational number?
No, never.
Does an irrational number plus a rational number equal an irrational number?
Yes
Does an irrational plus a rational number equal an irrational number?
Yes, always.
If x is a rational number and y is a rational number than is x plus y rational?
If both numbers are rational then x plus y is a rational number
Is a rational number plus a rational number always a rational number?
Yes, it is.
Why does a negative number plus a negative number equal a positive number?
It does not. A negative number multiplied by a negative number equals a positive number.
Why does a rational number plus an irrational number equal an irrational number?
from another wikianswers page: say that 'a' is rational, and that 'b' is irrational. assume that a + b equals a rational number, called c. so a + b = c subtract a from both sides. you get b = c - a. but c - a is a rational number subtracted from a rational number, which should equal another rational number. However, b is an irrational number in our equation, so our assumption that a + b equals a rational number must be wrong.
Is a Rational number plus rational number equals rational number?
Yes, the sum is always rational.
What is plus multiplied by plus?
Well, darling, when you multiply a positive number by another positive number, you always end up with a positive result. So, in this case, plus multiplied by plus equals a positive number. It's as simple as that, sugar.
Is 17 plus 0.02 rational or irrational?
They add up to 17.02 which is rational number
Is a rational number plus a rational number rational?
Yes. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
