Question

hlo guys

hru all.

I hope u all r good.

me too..

plz solve this question on any page , sheet , copy or write down here .

from ch - congruence

plzzzzzzzz . it's urgent guys .
$solve \: 1sum \: 5 \: part \: and \: 2 \: sum \: full \:$
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Answer 1

Answer:

I forgot to do no. 1 no.5 so I will type it for you

I hope you don't face any problem..

1) No. 5)

Required sum = 9a³- a²+5+3a³+5a²-a+1+5a²-3a-2

= 9a³+3a³-a²+5a²+5a²-a-3a+5+1-2

= 6a³+9a²-4a+4

Step-by-step explanation:

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