# Determine if a Polynomial 31/15-3 11/30 3115-31130
A polynomial is a combination of terms separated using + or – signs. Polynomials cannot contain any of the following:
1. Variables raised to a negative or fractional exponent. (2x-2,x12,…).
2. Variables in the denominator. (1x,1×2,…).
3. Variables under a radical. (x,x3,…).
4. Special features. (trig functions, absolute values, logarithms, …).
Simplify the expression.
Convert 31130 to an improper fraction.
A mixed number is an addition of its whole and fractional parts.
3115-(3+1130)
Add 3 and 1130.
To write 3 as a fraction with a common denominator, multiply by 3030.
3115-(3⋅3030+1130)
Combine 3 and 3030.
3115-(3⋅3030+1130)
Combine the numerators over the common denominator.
3115-3⋅30+1130
Simplify the numerator.
Multiply 3 by 30.
3115-90+1130
Add 90 and 11.
3115-10130
3115-10130
3115-10130
3115-10130
To write 3115 as a fraction with a common denominator, multiply by 22.
3115⋅22-10130
Write each expression with a common denominator of 30, by multiplying each by an appropriate factor of 1.
Multiply 3115 and 22.
31⋅215⋅2-10130
Multiply 15 by 2.
31⋅230-10130
31⋅230-10130
Combine the numerators over the common denominator.
31⋅2-10130
Simplify the numerator.
Multiply 31 by 2.
62-10130
Subtract 101 from 62.
-3930
-3930
Cancel the common factor of -39 and 30.
Factor 3 out of -39.
3(-13)30
Cancel the common factors.
Factor 3 out of 30.
3⋅-133⋅10
Cancel the common factor.
3⋅-133⋅10
Rewrite the expression.
-1310
-1310
-1310
Move the negative in front of the fraction.
-1310
-1310
Determine if the expression breaks any of the rules.
Does not break any of the rules
Determine if the expression is a polynomial.
Polynomial
Determine if a Polynomial 31/15-3 11/30   ## Download our App from the store

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