Use suitable identity to solve (x + 3)(x -5)
Answers
Answered by
1
Answer:
x2-x-15
Step-by-step explanation:
(x+3)(x-5)
x(x-5)+3(x-5)
x2-5x+3x-15
x2-8x-15
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Answered by
4
Answer:
x + 3 ,x -5
x(x-5)+3 (x-5)
x^2-5x +3x -15
x^2-8x-15
By identity 4,
(x+a) (x+b) = x^2 + (a+b)x +ab
Step-by-step explanation:
hope it helps u dude
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