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elena55 [62]
3 years ago
10

Use substitution

gn="absmiddle" class="latex-formula"> to find all 4 roots of z^{4} + z^{2} + 1
Mathematics
1 answer:
Nutka1998 [239]3 years ago
6 0

Answer:

4

+

3

+

2

+

+

1

=

0

Step-by-step explanation:

Answered about

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67+2 answer and I will do nothing but u get 10 points ​
erik [133]

Answer:

ha 69

Step-by-step explanation:

But thanks for the points

7 0
3 years ago
Read 2 more answers
Isamu decided to use blocking to deal with an extraneous factor in his experiment. what will blocking do to the subject in his e
Olegator [25]

Answer:

b. divide them into groups based on similarities

Step-by-step explanation:

Blocking is a method in statistics used to reduce the effect of nuisance variables in an experiment. Nuisance variables are those factors that could result in variations during the experiment. During blocking, subjects with similar features are grouped in the same block, and treatment is then administered to each of these subjects. In order to form blocks, blocking factors are used.

Blocking factors can affect the results of an experiment but they are of no importance to the experimenter. An example of a blocking factor is age.  So, for Isamu who seeks to use blocking to deal with an extraneous factor in his experiment, blocking would enable him to divide his subjects into groups based on similarities.

4 0
3 years ago
Four students spoke to the Home and School parents for a total of 2/3 hour. Each student spoke for the same amount of time. How
xeze [42]

creo que la respuesta el 10 minutos, porque dice "horas" pero no dice a cuantas horas equivale :)      espero que te aya adudado auque sea un poquito

8 0
3 years ago
Twelve divided by the sum of x and 2 equals the quotient of 4 and the difference of x and 2. Find x.
Marizza181 [45]

Answer:

Step-by-step explanation:

12/(x+2) = 4/(x-2)

Cross-multiply to get:

12x-24 = 4x+8

8x = 32

x = 4

7 0
3 years ago
Write the equation g(x) of the transformation of the parent graph f(x) = |x| translated right 5 units.
Archy [21]

Answer:

g(x) = |x-5|

Step-by-step explanation:

f(x) = |x|

y = f(x + C)  C < 0 moves it right

g(x) = |x-5| moves it to the right 5 units

7 0
3 years ago
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