05/04/21

conditional Probability
The probability that event A occurs is 𝑃(𝐮) = 0.4. B is an event independent of A and the probability of the union of A and B is 𝑃(𝐮 âˆȘ đ”) = 0.7. Find 𝑃(𝐮 ∩ đ”).?
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05/04/21

question below!! help

What is the probability that you pull a red 6 or a heart from a standard deck of cards?
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05/04/21

Question asked below

What is the probability you pull an Ace from a standard deck of cards given that 12 cards have already been pulled and 3 of them are aces?
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05/04/21

Permutations Question Help!
1.How many numbers greater than 300,000 are there using only the digits 1,1,1,2,2,3?How would do this question, please explain with additional steps.
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05/04/21

Permutations Question
a) How many permutations are there of the letters of the word BASKETBALL? I know the answer is 453,600. (Needed help for b,c, and d) b) How may of the arrangements begin with K? ... more
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05/03/21

conditional probability
Let A and B be events. Prove that 𝑃(𝐮 âˆȘ đ”) = 𝑃(𝐮) + 𝑃(đ”) − 𝑃(𝐮 ∩ đ”).
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05/03/21

Given functions f and​ g, find f−g.
f(x)=5x−2​, ​g(x)=3x-5
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05/03/21

How can you determine the symmetry of a graph just from the equation r=6sinΞ?
I know the symmetry is Ξ=pi/2 how do I determine this without a calculator just from the equation.
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05/03/21

What is the solution of the​ equation? Eliminate any extraneous solutions
Let​ f(x)= x^2+6 and​ g(x) = x+8/x. Find ​(g◩​f)(-7)
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05/03/21

Determine the consumers' surplus (in dollars) if the market price is set at $9/disc. (Round your answer to two decimal places.)
Consumers' Surplus The demand function for a certain brand of CD is given byp = −0.01x2 − 0.3x + 13where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured... more
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05/03/21

Calculas Question help
An investment of $9,000 which earns 7.1% per year is growing continuouslyHow fast will it be growing at year 10?Recall that the formula for continuous exponential growth with a yearly growth rate... more
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05/03/21

given the points A(-2,5) and B(4,3) write the l equation of the line that is perpendicular bisector of AB
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05/02/21

There is a particular probability that each student in a certain class will skip class tomorrow
There is a particular probability that each student in a certain class will skip class tomorrow, and these probabilities are independent. If the probability that Jan will skip class tomorrow... more
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05/02/21

Find the end points of the minor and major axis for the graph of the ellipse
Find the end points of the minor and major axis for the graph of the ellipse(x−2)^2/9+(y−5)^2/36=1Highest point on the major axis: Lowest point on the major axis: Rightmost point on the minor... more
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05/02/21

Find the width of the tower at a height of 11 feet, to 1 decimal place.
The sides of a nuclear power plant cooling tower form a hyperbola. The diameter of the bottom of the tower is 318 feet. The smallest diameter of the tower is 182 which is 356 feet above the ground.... more
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05/02/21

Find the equation of the parabola. How far above the vertex should the receiver be placed?  Select an answer inches Hz cm feet dB 
A satellite dish is shaped like a paraboloid of revolution. This means that it can be formed by rotating a parabola around its axis of symmetry. The receiver is to be located at the focus. If the... more
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05/02/21

The height of a cone is equal to three times the radius of the base. If the base has an area of 36π square cm, what is the volume of the cone?
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05/02/21

Quetsion; A car manufacturer offers three kinds of upholstery material in five different colours
A car manufacturer offers three kinds of upholstery material in five different colours for this year's model. How many upholstery options would a buyer have? Please explain.
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05/02/21

Need Help With Math

Dairy Queen has four different sizes for their Blizzards. There are twenty types of Blizzards. How many different Blizzards can be ordered if you were to get one with one of five extras?
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05/01/21

Write equations for each of the following: A secant function with period 3π/2, vertical translation up 1, and phase shift π/3
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05/01/21

help with my exasm PLEASSE
Write the equation in standard form for the parabola with the vertex at the origin and directrix y=−1/36
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05/01/21

You roll a fair six-sided die twice. Find the probability of rolling a 1 the first time and a number greater than 3 the second time.
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05/01/21

The count in a bacteria culture was 400 after 10 minutes and 1500 after 40 minutes. Assuming the count grows exponentially,

What was the initial size of the culture? bacteriaFind the doubling period. minutes Find the population after 60 minutes. bacteria When will the population reach 13000. minutes
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04/30/21

Double angle formula question
Use the double angle formulas to find sin 2x, cos 2x, and tan 2x. cot x= 2/3, sin x > 0
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04/30/21

A=Pe rt , to find how long it will take $1500 to triple in value it is is invested at 12% interest, compounded continuously.

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