Factor x3 – 4x2 + 7x – 28 by grouping. What is the resulting expression?
2 answers:
Consider polynomial
You can group first two terms and last two terms:
In first brackets the common factor is
and in second brackets the common factor is 7, then

Answer: the correct answer is D.
X^3 -4x^2 +7x -28 = x^2(x-4) +7(x -4) = (x^2 +7)(x-4)
so the 4th choice will be right sure
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Should be 24:18
Step-by-step explanation:
E
Step-by-step explanation:
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Answer:
y -5×8=
3-40
37
setahu saya
Step-by-step explanation:
I hope you
i'm sorry ya kalo jawaban nya salah
Decrease = (original number - new number) / original number .....x 100
decrease = (49 - 22) / 49.....* 100 =
(27 / 49) * 100 =
2700 / 49 = 55% decrease
Aas i belive . If not consult the other answer