1. 2x³ - 11x² + 13x - 21   ÷   x - 3
x - 3 = 0   ⇒ x = 3
3   |   2   -11   13   -21
     <u>|   ↓    6   -15    -6</u>
         2   -5    -2    -27
1. Answer: 2x² - 5x - 2 - 
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2. 3x³ + 7x² - 13x + 10   ÷   x + 2
x + 2 = 0   ⇒   x = -2
-2  |   3    7   -13    10
     <u>|   ↓   -6    -2    30</u>
         3    1    -15    40
2. Answer: 3x² + x - 15 + 
3. 2x³ + 13x² - 21x + 9   ÷   x - 1
x - 1 = 0   ⇒   x = 1
 1  |   2    13   -21     9
     <u>|   ↓     2    15    -6</u>
         2    15    -6    3
3. Answer: 2x² + 15x - 6 + 
4. 7x³ + 0x² - 8x + 16   ÷   x - 2
x - 2 = 0   ⇒   x = 2
 2  |   7    0     -8     16
     <u>|   ↓    14    28    40</u>
         7    14    20    56
4. Answer: 7x² + 14x + 20 + 
5. 8x⁴ - 14x³ - 71x² - 10x + 24   ÷   x - 4
x - 4 = 0   ⇒   x = 4
 4  |   8   -14   -71    -10    24
     <u>|   ↓    32    72     4   -24 </u>
         8    18       1     -6     0
5. Answer: 8x³ + 18x² + x - 6 
 
        
             
        
        
        
Hi
3/8 = 6/16
3/8 + 1/16 = 6/16 + 1/16 = (6+1)/16 = 7/16
<span>Answer: A) 7/16<span>
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                                x 
  (15) sin 30.5   = ------  (15)
                               15
(15) sin 30.5 = x 
Plug this part into a calculator.
7.61 = x 
Area of a triangle: 1/2bh 
1/2 (7.61)(13)
3.805(13)
49.469
49.47 un² is your final answer since you are supposed to round to the tenths place. I hope this helps.
                       
        
             
        
        
        
If the perimeter of the rectangle is 60 in, find its area.
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tyjhgfdcghjgfcjkbvnm.knbvnmIf the perimeter of the rectangle is 60 in, find its area.
 
        
             
        
        
        
Answer:
28 people
Step-by-step explanation:
Plug in 350 as c into the equation, since c is the total cost:
c = 5p + 210
350 = 5p + 210
Solve for p:
140 = 5p
28 = p
So, 28 people can attend