What is the 0th power of x and the 1st power of x

What is the 0th power of x and the 1st power of x

0 Power is 1, the first power of x is the prototype

0 Power is 1, the power of x is the prototype

0 Power is 1, x power is prototype

If the rational number a, b satisfies the absolute value of ab-2+(1+b2)=0, try to find the value of -a+3B

You typed the wrong question:|ab-2(1+b)2=0
|Ab-2(1+b)2=0
Ab-2 0(1+b)2≥0
Ab-2|=0(1+b)2=0
B=-1 a=-2
-A+3b=-1