Question

Решить b^2+b^2. варианты ответа: 1 )b^4; 2) 2b^2; 3) b^2

Answer 1

$b {}^{2} + b {}^{2} \\ 1b {}^{2} + 1b {}^{2} \\ (1 + 1)b {}^{2} \\ 2b {}^{2}$
верно под цифрой 2)

Answer 2

To simplify the expression b^2 + b^2, we can combine like terms:

b^2 + b^2 = 2b^2

So, the correct answer is 2) 2b^2.