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timofeeve [1]
3 years ago
13

Which products result in a difference of square or perfect square trinomial? Plzzz help quick!!

Mathematics
1 answer:
vagabundo [1.1K]3 years ago
3 0

Answer:

  • perfect square: 2, 5
  • difference of squares: 1, 6

Step-by-step explanation:

If the two factors are identical, their product will be a perfect square.

If one of the factors is the difference of terms that are summed in the other factor, the product will be the difference of squares.

  (a +b)(a -b) = a² -b² . . . . . matches the 1st and 6th choices

  (a +b)(a +b) = (a +b)² . . . . matches the 2nd and 5th choices

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The second side of the triangle deck is 4 feet longer than the shortest side. The third side of the deck is 4 feet shorter than
mestny [16]

Answer:

Step-by-step explanation:

let s = the length of the shortest side

:

Write an equation for each statement

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The second side of a triangular deck is 4 feet longer than the shortest side

(s+4) = the 2nd side

and a third side that is 4 feet shorter than twice the length of the shortest side.

(2s-4) = the 3rd side

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If the perimeter of the deck is 48 ​feet, what are the lengths of the three​ sides?

s + (s+4) + (2s-4) = 48

Combine like terms

s + s + 2s + 4 - 4 = 48

4s = 48

s = 48/4

s = 12 ft is the shortest side

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I'll let you find the 2nd and 3rd sides, ensure they add up to 48

4 0
3 years ago
Can someone help (8 grade math)
Agata [3.3K]

Answer:

Lateral surface area is the area of the sides, not including the base and top area, while total surface area is the entire surface area (including sides, base, and top).

7 0
3 years ago
Select the correct answer.
geniusboy [140]

Pretty sure it's C. The division property of equality.

Because on the last step, you divide 9d by 9, to get d. And you also have to divide the other side by 9.

4 0
3 years ago
Read 2 more answers
(-4,-2) and (4,0)<br> write a linear equation
AlexFokin [52]

Answer:y= 2/3x - 8/3

Step-by-step explanation:

8 0
2 years ago
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What is the slope of the line?<br> y+5 = 2(x + 1)
olga_2 [115]

Answer:

2

Step-by-step explanation:

put the equation in slope intercept form  y=mx+b

so y+5= 2x+2 after applying the distributive property

Get y by itself by subtracting 5 from both sides

so y= 2x +2-5

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slope is 2

4 0
3 years ago
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