Question

si me ayudan les doy corona y puntos

Answer 1

a & b = a^2 - b^2

4 & 2 =

$4 {}^{2} - {2}^{2} \\ 16 - 4 \\ 4$

a*b = 5a + b

$a*b = 5a + b \\ 2*5 = 5(2)+ 5 \\ 2*5= 10 + 5 \\ 2*5 = 15$