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True [87]
3 years ago
12

The equivalent matrices are .

Mathematics
1 answer:
Burka [1]3 years ago
3 0

Answer:

Step-by-step explanation:

To be equivalent matrices must have the same dimemsions (rank)

dim A= (3,2)

dim B=(2,3)

dim C=(3,2)

dim D=(3,2)

C and D are equivalent since √4=2 !!!

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Find the total number of outcomes, rolling a number cube and tossing<br> two coins
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A number cube has 6 different numbers.

A coin can have 2 outcomes ( heads or tails.)

Total out comes = 6 x 2 x 2 = 24

5 0
2 years ago
364 - 127 I AM IN 2ND NOT MIDDLE SCHOOL​
Vlad1618 [11]

Answer:

237

Step-by-step explanation:

7 0
2 years ago
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Write an equation in point-slope form for the line that passes through
Charra [1.4K]

Answer:

Point-slope form:

y-5= -1/3 times (x+9)

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6 0
3 years ago
slader Suppose that 8% of all bicycle racers use steroids, that a bicyclist who uses steroids tests positive for steroids 96% of
d1i1m1o1n [39]

Answer:

P = 0.4812

Step-by-step explanation:

First, we need to use here two expressions and then do the calculations.

The first one is the conditional probability which is:

P(B|A) = P(A∩B)/P(A)   (1)

The second expression to use has relation with the Bayes's theorem which is the following:

P(D|C) = P(C|D)*P(D) / P(C|D)*P(D) + P(C|d)*P(d)   (2)

Now, the expression (2) is the one that we will use to calculate the probability of a selected random bicyclist who tests positive for steroids.

So, in this case, we will call C for positive and D that is using steroids and d is the opposite of d, which means do not use steroids.

Then, the probabilities are the following:

P(D) = 8% or 0.08

P(C|D) = 96% or 0.96

P(C|d) = 9% or 0.09

P(d) = 1 - 0.08 = 0.92

With these data, let's replace in expression 2

P(D|C) = 0.96 * 0.08 /0.96 * 0.08 + 0.09*0.92

P(D|C) = 0.0768 / 0.1596

P(D|C) = 0.4812 or 48.12%

8 0
3 years ago
What is the value of log subscript 6 baseline startfraction 1 over 36 endfraction? –6 –2 2 6
EleoNora [17]

The value of log subscript 6 baseline start fraction 1 over 36 end fraction is -2.

Let  x is the unknown value

We have to determine the value of x

Log_6 ( 1/36) = x....Given

<h3>What is the meaning of logarithmic function?</h3>

Logarithmic functions are the inverses of exponential functions, and an exponential function can be expressed in logarithmic form.

( 1/36) = 36^{-1} = (6^{2})^{-1} = 6^{-1}

Log_6( 1/36) = Log_6 6^{-2}  = -2 Log_6 6

We know that,

log_aa=1

Therefore by applying the above rule of log we have

Log_6 6 = 1

Therefore we get

-2 Log_6 6 = -2(1) = -2

Therefore option 2 is correct.

To learn more about the logarithmic expression visit:

brainly.com/question/1832186

6 0
2 years ago
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