(x+b)(a+c)=x(a+c)+b(a+c)
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Answer:
is formula was wrong
Step-by-step explanation:
the formula was (x+a)(x+b)=x+(a+b)x+ab
Answered by
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Yes, the formula is correct and satisfies in any sum.
ex:- x = 3, b = 7, a = 9, c = 5
(x+b)(a+c) = x(a+c) + b(a+c)
substitute the values in the sum
=> (3+7)(9+5) = 3(9+5) + 7(9+5)
=> 10 × 14 = (27 + 15) + (63 + 35)
=> 140 = 42 + 98
=> 140 = 140
L.H.S = R.H.S
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