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21)(-3a²b⁵)⁰(-7a¹⁰b¹⁰)⁰(2ab)⁰


Sagot :

Answer:21

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Step-by-step explanation:

Answer:

1

Step-by-step explanation:

any term or value having power zero is equal to one

thus

( -3a²b⁵)⁰ = 1

(-7a¹⁰b¹⁰)⁰ = 1

(2ab)⁰ = 1

and then (1)(1)(1) =1