Answer:
Explanation:
Simplify each expression.
a²b-31²2 a²b²
a=0,b=0
0^2 - 31^2 * 0^2 * 0^2=
-31^2*0=
961 * 0 =
0
When,
We'll substitute a with 0 and b with 0.
Calculate the exponents.
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