Factorise:
A) 2y3 - 4y2 - 2y + 4
B) 2x2 + 7x + 3
C) x3 + 13x2 + 32x + 20
koi to bata do na plz plz plz :(
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Answered by
11
hope it helps uh........
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yuvrajrathore:
where is the other one
Answered by
7
Answer:
hey buddy I'm going to ans
your second question
2x2+7x+3
taking a=2,b=7,c=3
D=b2-4ac
D=7×7-4×2×3
D=25
√D=√25
√D=5
-7+5÷4
-2÷4
-1/2
-7-5÷4
-12/4
-3
x=-3-1/2
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