Question

Sendo que a=2 e b=3 . Determine o










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valor numérico das expressões.
A) y=a^2+2ab=
B)y=a^3b b^2+2ab
C)y=4a^3+b^2
D)y=5ab=5ab+5ab=10b^2=5×10^2
E)y=4a^bab=
F)y=a^3+b^2+3ab

Answer 1

Resposta:

a)y=2^2+2×2×3

y=4+12

y=16

b)y=2^3×3+3^2+2×2×3

y=8×3+9+12

y=24+9+12

y=45

c)y=4×2^3+3^2

y=4×8+9

y=32+9

y=41

d)y=5×2×3=5×2×3+5×2×3=10×3^2=5×10^2

y=30=60=90=500

e)y=4×2^3×2×3

y=4×48

y=192

f)y=2^3+3^2+3×2×3

y=8+8+18

y=34