Question

(5+ V7)(2+V5)simplify the question ​

Answer 1

Answer:

(5+7v)(2+5v)

=10+25v+14v+35v²

=35v²+39v+10

=35v²+(25+14)v+10

=5v(7v+5)+2(7v+5)

=> 5v+2=0 or 7v+5=0

=> v=(-2/5) or v=(-5/7)

Step-by-step explanation:

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