Respuesta:
Explicación paso a paso:
a) 2a²b³c-7a ;a=2 b=3 c=5
=2(2²)(3³)(5)-7(2)
=8×27×5-14
=1080-14
=1066
b)3a-2b+4a+3b a=2 b=3
=3(2)-2(3)+4(2)+3(3)
=6-6+8+9
=17
c)x³+x²y-xy²+y³ x=1 y=2
=1³+(1²)(2)-(1)(2²)+(2³)
=1+2-4+8
=7
d) ab-c / b-1 a=3 b=4 c=5
=3×4 -5 /4-1
=12-5 / 3
=7/3
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Respuesta:
Explicación paso a paso:
a) 2a²b³c-7a ;a=2 b=3 c=5
=2(2²)(3³)(5)-7(2)
=8×27×5-14
=1080-14
=1066
b)3a-2b+4a+3b a=2 b=3
=3(2)-2(3)+4(2)+3(3)
=6-6+8+9
=17
c)x³+x²y-xy²+y³ x=1 y=2
=1³+(1²)(2)-(1)(2²)+(2³)
=1+2-4+8
=7
d) ab-c / b-1 a=3 b=4 c=5
=3×4 -5 /4-1
=12-5 / 3
=7/3