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inn [45]
2 years ago
6

Does every triangular matrix have an lu decomposition?.

Mathematics
1 answer:
Annette [7]2 years ago
8 0

Yes. If you're given a lower triangle matrix A, then A = LU if L = A and U = I (the identity matrix). If your matrix is upper triangular, then A = LU with L = I and U = A.

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Marita orders 12 yards of material to make banners. If she needs 1 foot of fabric for each banner, how many banners can she make
Alik [6]
Well 3 feet=1 yard
so the conversion factor is 3ft/1yd

so 12 yards converted to feet is
12yd times 3ft/1yd
the yd will cancel and you will be left with 36 feet

each banner is 1 foot so 36/1=36
she can make 36 banners
7 0
3 years ago
Find the circumference of a button if its radius is 15 mm
Levart [38]

Answer:

94.25mm

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7 0
3 years ago
Read 2 more answers
Match each description to the correct goal type.
viktelen [127]
  • Normative goal: a goal dependent on the achievement of others
  • Intrapersonal goal: a goal that is personal and fixed
  • Long-term goal: a goal to be achieved in the distant future
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5 0
3 years ago
Determine whether the function shown in the graph is even or odd.
erica [24]

Answer:

Option A) The function is even because it is symmetric with respect to the y-axis.

Step-by-step explanation:

We are given a graph of the function.

We can see that the given function is symmetric around the y axis as the y axis acts as a mirror.

Symmetry around y-axis

  • The y-axis acts as the line of symmetry for the given graph.
  • A graph is said to be symmetric about the  y axis if (a,b) is on the graph, then we can find the point (-a,b) on the graph as well.

Even Function:

  • A function is said to be even if

f(x) = f(-x)

  • A function f is even if the graph of f is symmetric with respect to the y-axis

Odd function:

  • A function is said to be odd if

-f(x) = f(-x)

  • A function f is even if the graph of f is symmetric with respect to the x-axis.

Thus, we can write that the given function is an even function as the the graph is symmetric to the y-axis.

Option A) The function is even because it is symmetric with respect to the y-axis.

7 0
4 years ago
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State the slope and y-intercept for the graph of 7x + y = 3
Evgesh-ka [11]
Make it y = mx + b
Subtract 7x to both sides
7x - 7x + y = 3 - 7x
Y = -7x + 3
The slope is -7, the y intercept is 3
5 0
3 years ago
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