Question

ex 5 efectuati:a)2^1+3^2,, b)3+3^2 c)4x3^2 d)2^0+2^1+2^2 e)5^2x2-1 f)9-2^3 g)3-30^30:30^30 h)2x(3^1+3^2)

Answer 1

Mult succes în continuare !

Answer 2

a)2^1+3^2=2×1+3×3=2+9=11
b)3+3^2=3+3×3=3+9=12
c)4×3^2=4×(3×3)=4×9=36
d)2^0+2^1+2^2=1+2×1×2×2=1+2+4=7
e)5^2×2-1=5×5×2-1=49
f)9-2^3=9-2×2×2=9-8=1
g)3-30^30÷30^30=3-1=2
h)2×(3^1×3^2)=2×27=54