Question

calculati:
a) 2.1²
b)3,5²
c)0,28²
d)8,19²
e)4,56²

Answer 1

$2.1 {}^{2} = 2.1 \times 2.1 = 4.41$

$3.5 {}^{2} = 3.5 \times 3.5 = 12.25$

$0.28 {}^{2} = 0.28 \times 0.28 = 0.0784$

$8.19 {}^{2} = 8.19 \times 8.19 = 67.0761$

$4.56 {}^{2} = 4.56 \times 4.56 = 20.7936$

sper sa te fi ajutat!

Answer 2

a)4,41

b)12,25

c)0,0784

d)67,0761

e)20,7936