MIAkwicc39
22.10.2020 •
Mathematics
Kiersten has performed in a half dozen
Broadway plays. She wants to display the
posters for those shows in a row on her
living room wall. How many ways could she
arrange the posters?
A. 12
B. 720
C. 239,500,800
D. 479,001,600
Solved
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Ответ:
she can arrange the posters 12 different ways
Ответ:
see below
Step-by-step explanation:
2x^2 +2x-4
We can factor out a 2
2(x^2 +x-2)
What numbers multiply to -2 and add to 1
2*-1 =-2
2+-1 = 1
2( x+2) (x-1)