1 year ago

A^3+2abc-5c^2 a=3 b=7 c=-3

Mathematics

2 answers:

Ede4ka [16]1 year ago

5 0

Answer:

-144

Step-by-step explanation:

a³ + 2abc - 5c² = (3)³ + 2(3)(7)(-3) - 5(-3)²

= 3³ + (-126) - 5(-3)²

= 27 + (-126) - 45

= (-99) - 45

= -144

your welcome

kondor19780726 [428]1 year ago

3 0

Answer:

3^3+2(3)(7)(-3)-5(-3)^2=-144

hope this is your required answer

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