25a²-35a+12
split the middle term
Answers
Answered by
8
25 × 12 = 5×5×4×3 = 20×15
So,
25a² - 20a - 15a + 12 =0
5a ( 5a - 4 ) -3 ( 5a - 4 ) = 0
( 5a - 4 ) ( 5a - 3 ) = 0
a = 3/5, 4/5
Hope it may help you !!!!!
So,
25a² - 20a - 15a + 12 =0
5a ( 5a - 4 ) -3 ( 5a - 4 ) = 0
( 5a - 4 ) ( 5a - 3 ) = 0
a = 3/5, 4/5
Hope it may help you !!!!!
Answered by
5
________________________________
✴25a²-35a+12
▶Sum = -35
▶Product = 300
▶Numbers = -20, -15
☛☛25a² - 20a - 15a +12
☛☛5a (5a - 4) -3 (5a - 4)
✔✔So, the factors of 25a²-35a+12 will be (5a - 3) and (5a - 4)
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