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Basile [38]
2 years ago
9

Please help urgently ​

Mathematics
1 answer:
Minchanka [31]2 years ago
3 0

Answer:

-20

Step-by-step explanation:

Use the distributive property to get 2xy-14 (you multiply both xy and -7 by 2.) Now plug in the x and y values to get: 2(-1)(3)-14. This gets you -6-14 which is -20.

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So i need help with this pls i suck at algebra
Ronch [10]

Answer:

The 5x^2 vs -5x^2 will reflect over "X" axis

the +1 vs -2 will shift the graph down three units

the first answer is the correct answer

Step-by-step explanation:

5 0
3 years ago
Which unit of length would be most appropriate to describe the length of your<br> foot?
ladessa [460]

Answer:

inches

Step-by-step explanation:

well depends on how big your foot is

8 0
4 years ago
Kristina used synthetic division to divide the polynomial f(x) by x−2, as shown on the table. What is the value of f(2)? −14 −11
UNO [17]

Answer:

-11

Step-by-step explanation:

The answer to the  first one sould be  -11

2x^3 +5x^2−x−6

Write 5x^2  as  4x^2 + x^2......and we have.....

2x^3 + 4x^2 + x^2 - x - 6

2x^2 ( x + 2) + ( x + 2)(x - 3)

(x + 2) [ 2x^2 + x - 3]

(x + 2) (2x +3) (x - 1)

x^3−4x^2−3x+18 = 0

Using some synthetic division, we have

3  [   1   - 4      -3      18  ]

              3      -3     -18

      _______________

       1    -1      -6       0

The remaining polynomial  is   x^2  - x  - 6    which factors as  (x - 3) ( x + 2)

So ....   the factored form is  (x - 3) ( x - 3) ( x + 2)  = ( x + 2) ( x - 3)^2 = 0

4 0
3 years ago
Solve for X. The triangles are similar
vekshin1

Answer:

Step-by-step explanation:

B

3 0
3 years ago
Read 2 more answers
How many cups of 1/4 do I need to get 2 2/4 cups
Nesterboy [21]
You have 4 1/4s to make one cup, you have 2 cups so thats 8. plus 2 more 1/4s for the 2/4. so 10 total. 
8 0
3 years ago
Read 2 more answers
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