Questions by Rickyviking

Questions by Rickyviking

What are the zeros and a -intercepts for the function below? f(x) = 2x² + 14x + 20

asked Nov 26, 2024

1 answer

1 vote

68.8k views

Consider the following joint density function for the random variable X and Y with the following distribution: f X,Y (λ 1 ,λ 2 )={ c;−1<λ 1 <1 and 0<λ 2 <1 0; Else 1. Obtain the value of constant c. 2. Find the marginal density X(1) and Y(2) 3. Graph the marginal density function for random variable X and Y and show that the area under each curve is unity. 4. Find E[X] and E[Y]. 5. Find and graph Y|X(2|1). What is Y|X(2|1). when 1 = 0.5. 6. Find and graph X|Y(1|2). What is X|Y(1|2) when 2= 0.5. 7. Prove if the random variable X and Y independent or not.

asked Oct 9, 2024

1 answer

4 votes

130k views

Steven has 30 tickets to use at the carnaval. Jared has 4 tickets to use at the carnaval. How many times as much is the amount of tickets Steven has than Jared

asked Sep 21, 2024

1 answer

3 votes

93.7k views

Which accurately describes a potential advantage of leasing rather than purchasing an automobile? a.Leasing grants legal rights associated with ownership of the vehicle. b.Leasing does not require credit

asked Sep 19, 2024

1 answer

3 votes

150k views

France exports wine and imports cars and Germany exports cars and imports wine. If the price of wine doubles and the price of cars increases by 10%: (A) The terms of trade have improved both for France

asked Jun 7, 2024

1 answer

3 votes

118k views

As actor's communicative status increases, co-actor's impression of actor's competence increases Options: a) True b) False

asked Jan 26, 2024

1 answer

5 votes

159k views

I need help on this pleasefirst blank: a geometric, an arithmetic

asked Oct 27, 2023

1 answer

1 vote

173k views

The most reactive nonmetal is...

asked Sep 8, 2023

1 answer

1 vote

18.5k views

4. 9 + (11 + 46) = (9+ .) + 46

asked Apr 1, 2023

1 answer

17 votes

82.8k views

What were the American expeditions looking for when they explored in 1806 and who led them? 50 points!

asked Feb 16, 2023

1 answer

20 votes

126k views

What is a similarity between the ways that Pablo Picasso and Jackson Pollock used color in these paintings?

asked Jan 15, 2023

1 answer

25 votes

90.6k views

How many grams of NaOH would be required to make 1.0 L of a 1.5 M solution

asked Aug 23, 2022

1 answer

0 votes

154k views

On Friday a bowling alley made $842.72 from Lane rentals in $412.38 from the concession stand. on Saturday they're lane rentals are down by 1/8 but the concessions increased by 1/2 what is the total amount

asked Apr 15, 2022

2 answers

24 votes

199k views

The value of the equilibrium constant K depends on: I. the initial concentrations of the reactants. II. the initial concentrations of the products. III. the final concentrations of the reactants. IV. the

asked Mar 24, 2022

1 answer

3 votes

30.5k views

Please help me with this homework

asked Mar 10, 2022

1 answer

4 votes

17.5k views

What is the work required to stretch a spring with a spring constant k of 2500 N/m by 8 cm?

asked Feb 27, 2022

1 answer

7 votes

217k views

If you're purchasing of water bottle, you want to make sure it doesn't have this chemical ?

asked Feb 16, 2022

1 answer

3 votes

125k views

What is the missing justification? transitive property reflexive property symmetric property substitution property

asked Feb 15, 2022

1 answer

2 votes

131k views

Solve for x. 3x/6 + 1 = 7 x = 12 x = 4 x = 16

asked Feb 9, 2022

1 answer

3 votes

41.9k views

Can someone help me with this

asked Oct 12, 2021

1 answer

5 votes

52.4k views

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