Question

me ajudem por favor gente

Answer 1

a)
$1.5 + 4.8 = 6.3$
b)
$1.2 {}^{2} + 0.6 {}^{2}$
$1.44 + 0.36$
$1.8$

Answer 2

A)1.5 + 4.8: 6.3    b)(1.2)^2 + (0.2)^2: 1.8