Give possible values for length and breadth of the rectangle whose area is 25a square -35a+12
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25a^2-35a+12
break this factor by first to last factorisation
25a^2-20a-15a+12
5a(5a-4)-3(5a-4)
(5a-4)(5a-3)
a=4/5,3/5
break this factor by first to last factorisation
25a^2-20a-15a+12
5a(5a-4)-3(5a-4)
(5a-4)(5a-3)
a=4/5,3/5
Suhail77:
what are those little arrow marka
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Answered by
1
25a2-35a+12 25a2-20a-15a+12 5a(5a-4)-3(5a-4) (5a-4)(5a-3) a=4/5,3/5 So l=4/5or3/5 , b=3/5or4/5
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