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Bond [772]
3 years ago
13

What’s the square root of -18

Mathematics
2 answers:
Veronika [31]3 years ago
7 0
Sqrt(-18)  = i*sqrt(18)  =  i*sqrt(9)*sqrt(2) = 3*i*sqrt(2)
solniwko [45]3 years ago
3 0
Hello!!

\sqrt{-18} = i\sqrt{18} = i\sqrt{9 * 2} = i\sqrt{3 * 3 * 2} = 3i\sqrt{2}

Good luck :)
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Joey and his family are taking a road trip. On Monday they travel 68 miles. On Tuesday , they travel 25 miles. On Wednesday they
Stolb23 [73]

Answer:

42 miles

Step-by-step explanation:

so average is found by taking the sum of numbers of all the numbers given, and dividing by the number of numbers

so

68+25+33= 126

126/3=42

they drove an avg of 42 miles

hope this helps

6 0
3 years ago
If 60% of a number is 18, what is 90%of the number?
TiliK225 [7]
1) B. 16 2) D.14.80 Multiply the percentage by the amount If using a calculator, 90% is 90/100
5 0
4 years ago
Find the slope of the line passing through the points (-9, -9) & (7, -9)
vagabundo [1.1K]

Answer:

There is no slope

Step-by-step explanation:

The equation for finding the slope is:

y2 - y1

------------

x2 - x1

-----------------------------------------------------------------------------------------------------------

-9 - (-9)

-----------                <-----------------         Here is your starting equation

7 -  (-9)

-------------------------------------------------------------------------------------------------------------

-9 + 9

---------

7 + 9

-------------------------------------------------------------------------------------------------------------

0

---

16

--------------------------------------------------------------------------------------------------------------

There is no slope because you can't divide 0 by 16

Hope that helps :)

6 0
3 years ago
John bought 18 pizzas. Mitchel bought 12 pizzas. What percent of the total number of pizzas Mitchel buy?
mina [271]

Answer: 40%

Step-by-step explanation: The total number of pizzas is 12 + 18 = 30. Mitchel bought 12 of those 30 pizzas. To find the percentage you do the portion/total. Thus 12/30 = 0.4, as a proportion. To turn a proportion into a percentage simply multiply by 100. 0.4 * 100 = 40%

7 0
3 years ago
What is the value in the figure above?​
Elan Coil [88]
Answer: i can’t read it could try upload it again

Explanation: Henlo :3
6 0
3 years ago
Read 2 more answers
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