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kipiarov [429]
4 years ago
14

Which number is the best approximation for 47√− 23√ ?

Mathematics
2 answers:
Charra [1.4K]4 years ago
4 0
Let's round the numbers into perfect roots. So 23 rounded would be 25, because the square root of 25 is 5, and 47 rounded is 49, because the root of 49 is 7. So 7-5=2. That would be the best approximation for this question.
Nesterboy [21]4 years ago
3 0

Answer:

7.0 is the  correct answer I just took the test

Step-by-step explanation:

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Please help me! And please explain how to solve this. Especially questions B, C, and E
kati45 [8]
A. radical 76 is8.6 so  false
B. 3 radical 10 is 9.4  true
C. 4 radical 2 is 5.6 so false
D. radical 29 is 5.3 so true
E. 2 radical 50 is 14.14 so false
5 0
4 years ago
Sam is using an industrial kitchen to make several batches of his famous chocolate chip granola bars. He needs to weight out 78
aleksandr82 [10.1K]

Sam is using an industrial kitchen to make several batches of his famous chocolate chip granola bars. He needs to weight out 78 ounces of chocolate chips, plus or minus 2.5 ounces. The equation that can be used to find the minimum or maximum amount,c, of chocolate chips that he can weigh out is-

Absolute value equation is = |c-2.5| = 78

7 0
3 years ago
The mass of the liquid below is 45.5 grams if placed in a beaker with water the liquid will....
Zepler [3.9K]

Answer:

it will float!

Step-by-step explanation:

in order to find density, you must divide the mass by the volume. the volume is 56 ml, and the mass is 45.5. (45.5 / 56 = 0.8125) because we know the density of water is 1, and the density of this liquid is less than that of water, it will float because it is "lighter". hope it helped <33

3 0
3 years ago
Read 2 more answers
Find the measure of the missing angles.
dezoksy [38]

Answer:

y=90 degrees

x=51 degrees

Step-by-step explanation:

all right angles are 90 degrees

90+39=129

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8 0
2 years ago
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Write a slope intercept equation for a line that passes through (-2,5) and (2,-7)
wlad13 [49]

Slope-intercept form: y = mx + b, where m is the slope and b is the y-intercept.

First, find slope using the given coordinates. Formula for slope: y₁ - y₂ / x₁ - x₂.

Our coordinates are (-2, 5) and (2, -7). Plug them in and simplify.

5 - (-7) / -2 - 2

5 + 7 / -4

12/-4

-3

The slope is -3. The equation becomes y = -3x + b.

To find b, plug an (x, y) coordinate on the line in for x and y in the equation and solve. I'll use (-2, 5)

y = -3x + b

5 = -3(-2) + b

5 = 6 + b

-1 = b

The y-intercept is (0, -1). The equation can now be completed!

<h3>Answer:</h3>

y = -3x - 1

7 0
3 years ago
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