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Scilla [17]
3 years ago
5

Using benchmarks, what is the approximate value of each?

Mathematics
1 answer:
Effectus [21]3 years ago
3 0
For a 7*7=49 so sqrt(49)=7
6*6=36 so sqrt(36)=6

and since sqrt(x) is am increasing function then
6 < sqrt(42) <7

you do the same for b but with 4 values :
like 4*4*4= 64
and 3*3*3=27
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2mn – 5z + 7<br><br> PLEASE HELP!!
podryga [215]

Answer:

it's already simplified

what do you want me to do? tell me what kind of equation it is?

it's a linear trinomial

Step-by-step explanation:

8 0
2 years ago
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One vegetable warehouse had 210 tons of potatoes, another one has 180 tons. 90 tons of potatoes were delivered to the first and
amid [387]

Answer:

6days

Step-by-step explanation

Let's make an equation from this expression.

From the number of potatoes at the first warehouse after x days is:

y = 210 + 90x .............. 1

From the number of potatoes at the second warehouse after x days is:

y = 180 + 120x .............. 2

First warehouse having 1.2times

y = ( 210 + 90x ) × 1.2

y = 252 +108x ................... 3

Now, equate 2 and 3

252 + 108x = 180 + 120x

252 - 180 = 120x - 108x

72 = 12x

x = 72/12

x = 6

Now, substitute 6 into equation 1 and 2

From 1 , y = 210 + 90x

y = 210 + 90 ×6

y = 210 + 540

y = 750

From equation 2

y = 180 + 120x

y = 180 + 120×6

y = 180 + 720

y = 900

Recall that equation 1 was to be 1.2times

From the answer in equation 1

y =750

y = 750 × 1.2

y = 900

Hence, the answer is correct.

7 0
3 years ago
Read 2 more answers
The diameter of spaceship earth, in epcot is 165 feet. What is the radius of spaceship earth?
ANEK [815]
82.5 i believe because the radius is half of the diameter.

7 0
2 years ago
Read 2 more answers
Consider the expressions 4t+t and 1t+4t .
algol [13]
So the full equation would be

4(3)+3 and 1(3)+4(3)

12+3 and 3+12

15 and 15

So your answer is 15 for both problems

Hope this helped. Have a great day!
5 0
3 years ago
For a triangle, m&lt;1 =75 and m&lt;3 =40 what does m&lt;2 =?​
VladimirAG [237]

Answer:

m<2 = 65

Step-by-step explanation:

The measures of angles 1 and 3 should be added together resulting in 115 degrees, and all triangles equal 180 degrees. Therefore, to find m<2, you have to subtract 115 from 180 resulting in a measure of 65 degrees.

7 0
3 years ago
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