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maheshmeghwal9Best ResponseYou've already chosen the best response.1
just factorise first fraction.
 one year ago

beeqayBest ResponseYou've already chosen the best response.0
Factor your denominator and numerator. Hint: \[(a^2 b^2)= (a+b)(ab)\] (Denominator) Prod= 81 Sum = 18 So find two numbers that multiply to give 81 and add up to 19.
 one year ago

maheshmeghwal9Best ResponseYou've already chosen the best response.1
\[x^281=(x+9)(x9).\]
 one year ago

maheshmeghwal9Best ResponseYou've already chosen the best response.1
\[x^2+18x+81=(x+9)^2\]
 one year ago

maheshmeghwal9Best ResponseYou've already chosen the best response.1
now u can do it:)
 one year ago

FatimaISWABest ResponseYou've already chosen the best response.2
that's easier to understand ^_^ appericate it
 one year ago
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