Answer:
y = -2x + 7 is the equation if that's what you are asking for.
 
        
                    
             
        
        
        
I'm guessing a pentagon but I could be wrong
        
             
        
        
        
Answer:  45
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Work Shown:
n = number of rolls = 150
p = probability of rolling a "1" = 0.3
n*p = expected number of "1"s that show up out of the 150 rolls
n*p = 150*0.3
n*p = 45
We expect about 45 ones will show up.
 
        
             
        
        
        
Step-by-step explanation:
<h3><u>To</u><u> </u><u>Solve</u><u>:</u><u>-</u></h3>

<h3><u>SOL</u><u>UTION</u><u>:</u><u>-</u></h3>





 
        
             
        
        
        
<span>jika xy = 0 , kemudian menganggap x dan y = 0
faktor 2x^2-9+7
(2x-2)(x-7)=0
2x-2=0
2x=2
x=1
x-7=0
x=7
</span><span>jika 1 = x1 dan 7 = x2 maka jawabannya adalah 1^2+7^2-4(1)(7)=22
</span>
jika 7 = x1 dan 1 = x2 maka jawabannya adalah
7^2+7^2-4(7)(1)=22
<span>jawabannya adalah 22</span>