3 years ago

Need help plz Expand and combine like terms. (5a³−6a²)(5a³+6a²)=

Mathematics

1 answer:

nignag [31]3 years ago

7 0

Answer:

=25a6−36a4

Step-by-step explanation:

=(5a3+−6a2)(5a3+6a2)

=(5a3)(5a3)+(5a3)(6a2)+(−6a2)(5a3)+(−6a2)(6a2)

=25a6+30a5−30a5−36a4

=25a6−36a4

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