Question

pls solve 21st question.....​

Answer 1

Answer:

1 will be the rght answer dude

Step-by-step explanation:

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Answer 2

Answer:

1

Step-by-step explanation:

in first bracket

x^a(a+b)÷x^a(a+b)

=x^aa-ab-aa-ab

=x^-2ab

in second bracket

x^b(b-a)-b(b+a)

=x^bb-ba-bb-ba

=x^-2ab

bracket 1/bracket 2

=x^-2ab+(-2ab)

=1

so answer is

1^a+b

=1