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aliina [53]
3 years ago
11

Please Help Me!!!! qwq

Mathematics
1 answer:
Semmy [17]3 years ago
6 0

Answer:

We add 25 and subtract 25 to complete the square.

(x+5)^{2}-38=0\\ is the equation we get.

Step-by-step explanation:

x^{2} +10x-13=0\\x^{2} +10x+25-13-25=0\\(x+5)^{2}-38=0\\

So, we're adding 25-25 to complete the square.

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Write two equations. the first equation should express the area of the square (a as a function of the length (l of a side. the s
Sergeu [11.5K]

Answer:

a = l²

v = s³

Step-by-step explanation:

The area of a rectangle is the product of its length and width. When that rectangle is a square, the length and width are the same. Here, they are given as "l". Then the area of the square is ...

a = l·l = l²

__

The volume of a cuboid is the product of its height and the area of its base. A cube of edge length s has a square base of side length s and a height of s. Then its volume will be ...

v = s·(s²) = s³

The two equations you want are ...

• a = l²

• v = s³

6 0
3 years ago
What's the perimeter of a square with a side measurement of 6 in.?
ZanzabumX [31]
The answer is 24
you do 6+6+6+6
4 0
3 years ago
Read 2 more answers
Which expression are equivalent to -3-(7.5+4)
Hunter-Best [27]
-14.5

Basically, -(7.5+4) is -11.5 and then combine -3 with -11.5 which yields -14.5
3 0
3 years ago
HALP MEEEEEEEEEEEEEEE
nevsk [136]

Answer:

  • -1, 9, - 21, 69

Step-by-step explanation:

<u>Given recursive formula:</u>

  • a₁ = -1
  • aₙ = - 3aₙ₋₁ + 6 for n ≥ 2

<u>The first 4 terms are:</u>

  • a₁ = - 1, given
  • a₂ = - 3*(-1) + 6 = 3 + 6 = 9
  • a₃ = - 3*(9) + 6 = - 27 + 6 = - 21
  • a₄ = - 3*(-21) + 6 = 63 + 6 = 69
6 0
3 years ago
Give the answer of 1,626 divided by 12 as a mixed number
kvv77 [185]
135 and 1/2 should be correct.
3 0
3 years ago
Read 2 more answers
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