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Nikolay [14]
2 years ago
12

A microscope shows you an image of an object that is 160 times the object's actual size. So the scale factor of the enlargement

is 160. An insect
has a body length of 2 millimeters. What is the body length of the insect under the microscope?
a 320 millimeters
b 320 centimeters
c 32 millimeters
d 3,200 millimeters​
Mathematics
1 answer:
Vedmedyk [2.9K]2 years ago
7 0

Answer: A

Step-by-step explanation:image of insect under microscope = scale factor × insect size = 160 × 2 = 320 millimeters

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The slope of the line below is 0.8. Write the equation of the line in point-slope
AlexFokin [52]

The equation of the line is y = 0.8x - 1.4 if the  slope of the line is 0.8 and line passes through coordinates (-2,-3)

<h3>What is a straight line?</h3>

A straight line is a combination of endless points joined on both sides of the point.

The slope 'm' of any straight line is given by:

\rm m =\dfrac{y_2-y_1}{x_2-x_1}

The slope m = 0.8

The line passing through coordinates (-2,-3)

y = mx + c

y = 0.8x + c

Plug the point in the equation.

-3 = 0.8(-2) + c

c = -1.4

y = 0.8x - 1.4

Thus, the equation of the line is y = 0.8x - 1.4 if the  slope of the line is 0.8 and line passes through coordinates (-2,-3)

Learn more about the straight line here:

brainly.com/question/3493733

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4 0
1 year ago
Nine voltage measurements in a circuit have produced the following values: 12.09, 12.05, 11.94, 11.99, 12.12, 12.05, 12.02, 11.9
Debora [2.8K]

Answer:

we can not reject any value

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If we established CI = 95 % then  α = 5 % and  α/2 = 0,025

From data we find the mean of the values

μ₀  = 12,03   and σ = 0,07

From z table we find z score for 0,025 is  z(c) = ± 1,96

So limits of our CI are:

12,03 + 1,96 =  13,99

12,03 - 1,96 = 10,07

And all our values are within  ( 10,07 , 13,99)

So we can not reject any value

4 0
2 years ago
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FromTheMoon [43]

Step-by-step explanation:

2527 is the first line so 5 in the box

then 47 so a 4 in that box

top answer row

315 E7 so a 5 in that box.

8 0
2 years ago
3s – 12 = -21<br> Solve for s
NISA [10]

Answer:

S= -3

Step-by-step explanation:

3s-12=-21

3s= -21+12

3s= -9

s= -9/3

s= -3

7 0
2 years ago
Read 2 more answers
Terry bought 7 packs of dodger peanuts at the game.If each pack holds 1 2/3 ponds of peanuts how many pounds of peanuts did terr
Irina18 [472]

Answer:

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Step-by-step explanation:

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1 2/3 x 7

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8 0
2 years ago
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