x square + 4x - 3 (split the middle term)
Answers
Answered by
1
Step-by-step explanation:
Given that: x
2
+4x+3
=x
2
+3x+x+3, (split middle term)
=(x
2
+3x)+(x+3), (group pair of terms)
=x(x+3)+1(x+3), (factor each binomials)
=(x+3)(x+1), (factor out common factor (x+3))
hence the factors of x
2
+4x+3 is (x+3)(x+1)
Answered by
2
Answer:
x²+4x-3
x²-3x-x-3
x(x-3)-1(x-3)
x-1 x-3
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