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yulyashka [42]
3 years ago
12

A set of elementary school student heights are normally distributed with a mean of 105 centimeters and a

Mathematics
1 answer:
Nana76 [90]3 years ago
7 0

Answer:

7.5

Step-by-step explanation:

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Ksju [112]

Me neither good luck bud

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3 years ago
PLEASE ANSWER ASAP!!! Using the given equation find the missing coordinates of the points and then find the slope of the line fo
Andrei [34K]

Answer:

Step-by-step explanation:A.

B.

Slope =

Step-by-step explanation:

We are given the equation of the line as .

A. The co-ordinate is given by

Substituting the value , we get,

implies  implies   i.e. 3x = -1 i.e.

Thus, the co-ordinate is .

B. The co-ordinate is given by

Substituting the value , we get,

implies  implies   i.e. 9y = 0 i.e. y= 0

Thus, the co-ordinate is .

Since, the slope of a line is given by .

We get,

Slope = .

i.e. Slope = .

i.e. Slope = .

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5 0
2 years ago
When moving units to the right on a graph, it's it my right or the graph's right?
puteri [66]

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5 0
2 years ago
What is the percent of change from 10 to 5?
NNADVOKAT [17]

Answer:

50% decrease

Step-by-step explanation:

\dfrac{(V_2-V_1)}{|V_1|} \times 100

= \dfrac{(5 - 10)}{|10|} \times 100

= \dfrac{-5}{10} \times 100

= -0.5 \times 100

= -50\% \; \text{change}

= 50\% \; \text{decrease}

8 0
2 years ago
Read 2 more answers
What is the value of x in the equation 1/5 x-2/3 y=30 when y =15
laiz [17]
First replace y with 15.
1/5x-10=30
Then just solve from there.
x=200
4 0
3 years ago
Read 2 more answers
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