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wel
2 years ago
13

What is the sum of V-2 and V-18?

Mathematics
1 answer:
Rufina [12.5K]2 years ago
4 0

Answer:

\sqrt{ - 2}  +  \sqrt{ - 18}  \\ =   \sqrt{2} i +  \sqrt{ - 2}  \sqrt{9}  \\ =  \sqrt{2} i + 3\sqrt{2} i \\  = 4\sqrt{2} i

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Which are correct representations of the inequality 6x2 3 + 4(2x - 1)? Select three options.
olga2289 [7]

Answer:

Option A, B, and C.

Step-by-step explanation:

Given, 6x ≥ 3 + 4(2x - 1),

Solve to find the correct representations given in the options.

6x ≥ 3 + 4(2x - 1)

Apply distributive property

6x ≥ 3 + 8x - 4 (option B is correct) ✅

Add like terms

6x ≥ -1 + 8x

Add 1 to both sides

6x + 1 ≥ 8x

Subtract 6x from each side

1 ≥ 8x - 6x

1 ≥ 2x (option A is correct) ✅

Divide both sides by 2

1/2 ≥ 2x/2

½ ≥ x

½ ≥ x means all possible values of x are less than 0.5. representing this inequality on a graph, we would have the directed line starting at 0.5 moving towards our left.

This make option C correct.✅

5 0
2 years ago
Allyson and Adrian have decided to connect their ankles with a bungie cord; one end is tied to each person's ankle. The cord is
BARSIC [14]

Answer: 5.5 seconds

Step-by-step explanation:

30=5/4 ×(-20) + 10t

30 =-25 +10t

10t=55

t=5.5seconds

The cord will first touch the corner of the building after 5.5secs

3 0
2 years ago
What is the square root of 116
8090 [49]
It is 10.7703296143, but estimated it would be about 11. Hope I helped!! :)
4 0
3 years ago
Read 2 more answers
Find the value of y in the solution to the system of equations shown. 3y=18x+6 y=2x+14
ololo11 [35]

Answer:

y=14

Step-by-step explanation:

because I solved it and got 14 ......

5 0
2 years ago
in a coin jar, there are 45 nickles. the number of pennies and nickles together equal the number of dimes. there are 2 quarters
fredd [130]

Answer:

45 nickels

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60 dimes

15 pennies

Step-by-step explanation:

Quarters:

45÷3=15

15×2=30

Dimes:

30×2=60

Pennies:

60-45=15

HOPE THIS HELPS!!!!!:)

3 0
3 years ago
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