Question

2a²+b²-1 where a =0 and b = 1​

Answer 1

Answer:

0 step by step explanation is given in image provided

Answer 2

$= {2a}^{2} + {b}^{2} - 1$

$= 2( {0})^{2} + ( {1})^{2} - 1$

$= 0 + 1 - 1$

$= 0$