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harkovskaia [24]
3 years ago
15

What is the distance between (-6,4) and (-8, 6)?

Mathematics
1 answer:
Tatiana [17]3 years ago
8 0

Answer:

\sqrt{8}=2\sqrt{2}

Step-by-step explanation:

by using well known formula, distance on XOY plane

\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\\=\sqrt{(-8-(-6))^2+(6-4)^2}\\=\sqrt{(-2)^2+(2)^2}

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What is the sign of the product (3) × (−3) × (−2) × (4)?
Free_Kalibri [48]

Answer:

Positive, because the products (3) × (−3) and (−2) × (4) are negative and the product of two negative numbers is positive.

Step-by-step explanation:

Since 1 * -1 = -1, and -1 * -1 = 1, the product of opposite signs produces negative numbers while the product of same signs produces positive numbers. So the product of 1 * 1 * 1 * -1 = -1, while -1 * -1 * -1 * -1 = 1.

3 0
3 years ago
The volume of a drop of a certain liquid is 0.000047 liter. Write the volume of the drop of a liquid in a scientific notation. 
Llana [10]
The answer is 4.7 x 10^-4
If you move the decimal to the right, the exponent will be negative. If you move it to the left, the exponent will be positive.
5 0
2 years ago
Which of the following is a polynomial function in factored form with zeros at –2, 5, and 8?
Usimov [2.4K]
(x + 2)(x - 5)(x - 8)
Substitute them into each other to get the whole equation)

7 0
3 years ago
-2/3p - 4 &lt; 8<br><br>help for 15 points.​
wel

Answer:

p > -18

Step-by-step explanation:

-2/3p - 4 < 8

-2/3p < 12

p > 12 x -3/2

p > -18

3 0
2 years ago
Read 2 more answers
Find the vertex of the function f(x) = x2 - 8x + 15.
defon

Answer: (4, -1)

Step-by-step explanation: You have to rewrite in vertex form and use the form to find the vertex

7 0
3 years ago
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