Question

1/2pierwiastek z2 +1/4 pierwiastek z2 to wszystko do potęgi2

Answer 1

= 1/2 + 1/4 = 2/4 + 1/4 = 3/4 = 0,75

Answer 2

1/2pierwiastek z2 +1/4 pierwiastek z2 to wszystko do potęgi2 =
=(1/2 √2+1/4 √2)²=
=1/4*2+1/4 √2+1/4=
=1/8+1/4 √2+1/4=
=1/8+√2/4+2/8=
=3/8+√2/4

Answer 3

(1/2√2+1/4√2)²=(2/4√2+1/4√2)²=(3/4√2)²=(3/4)²×(√2)²=9/16×2=9/8=1i1/8