6,938 Answered Questions for the topic mathematics
04/25/21
Probability Odds Question Two
1.Chelsea is trying out for her school play.Using subjective probability, she estimatesthat she has an 80% chance of getting a partand a 25% probability of landing a lead role.a) What are the odds...
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Intermediate Math Question
When is n2 divisible by 3? Could you please find a pattern for n? After this, could you write a proof? Thanks!
04/25/21
Probability- Odds Question
A confident and boastful coach claims that on the next league game the odds of her team winning are 3:1; the odds against losing are 5:1; and the odds against a tie are 7:1. Can these odds be...
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Mathematics
04/25/21
Find the volume of the rectangular box.
The length of a rectangular box is 42 cm. Its width is 1/7of its length and its height is twice its width.
Mathematics Trigonometry
04/25/21
Trigonometry help
GI've the following functions; f(x)=x-2/2x+1 and g(x)=x2-2x+3, find the following:f(-2)
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Mathematics
04/25/21
18<𝑥<18% Which value of x makes the inequality true?
04/25/21
Given; (odds against A) = 5:4, Find P(A).
Given; (odds against A) = 5:4, Find P(A).would the answer be 5/9?I did P(A) = h/k+h, odds in favour = 5 (h):4 (k) -> P(A) = 5/4+5 = 5/9, but it said the answer is 4/9 and I don't understand why...
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04/24/21
Use a graphing utility to perform the operations for the matrices A, B, and C, and the scalar c.
A = -3 -2 3 0 2 -1 1 4 -2B= 1 -1 0 2 4 3 -2 1 0C = 3 -2 3 -4 0 -2 -1 1 3 c = 2(a) c(AB)_____ _____ __________ _____ __________ _____ _____(b) (cA)B_____ _____...
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04/24/21
Given; (odds against A) = 5:4, Find P(A).
Given; (odds against A) = 5:4, Find P(A).would the answer be 5/9?I did P(A) = h/k+h, odds in favour = 5 (h):4 (k) -> P(A) = 5/4+5 = 5/9, but it said the answer is 4/9 and I don't understand why...
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04/24/21
Find approximate error
at a distance of 50 meter from foot of tower the elevation of its top is 30 degree if the possible error in measuring the distance and elevation are 2cm and 0.05 degrees find approximate error in...
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Domestic Business Question (Please Help!!)
Why is the quality of services and standards of products provided by a domestic business usually lower?
04/24/21
Prove that if number a+4b is divisible by 13, then 10a+b is divisible by 13
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Question; Use a tree diagram to illustrate the possible outcomes for a couple having 4 children...
Please Help, thank you so much.
Use a tree diagram to illustrate the possible outcomes for a couple having 4 children, assuming that the probability of having a boy equals the probability of...
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04/23/21
Find x and y from the matrix.
x+2 3 -7 2x+6 3 -7 5 2y 2x = 5 8 -85 7 y+2 5 7 6x = ____y = ____
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04/23/21
Use a graphing utility to perform the operations for the matrices A, B, and C, and the scalar c.
A = -3 -2 3 0 2 -1 1 4 -2B= 1 -1 0 2 4 3 -2 1 0C = 3 -2 3 -4 0 -2 -1 1 3 c = 2(a) c(AB)_____ _____ __________ _____...
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04/23/21
Let matrices A, B, C, and D be of orders 4 × 8, 2 × 8, 8 × 4, & 2 × 4. Determine whether the matrices are of proper order to perform the operation. Give the order of the answer.
(If not possible, enter IMPOSSIBLE.)(BC − D)A= ______ x ______
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04/23/21
Please Help! Probability Question
Refer to #6. Suppose that after several trials, the experiment is modified to allow the monkey to look into the box while choosing a shape. The table shows the results.b) Determine the experimental...
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04/23/21
Precautions question
Ten liters of 30% acid solution is obtained by mixing a 20% solution with a 50% solution. Provide the set-up. You do NOT have to solve the system.
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04/23/21
A fridge contains 4 bananas, 3 apples, 8 oranges, and 1 grapefruit. Please explain + show all steps.
A fridge contains 4 bananas, 3 apples, 8 oranges, and 1 grapefruit. What are the odds in favour of randomly drawing a banana?
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Mathematics
04/23/21
Kali run 10 laps around the track each day.Each lap around the track is 400 meters .How many days will it take Kali to run 12 kilometers
04/23/21
Please Help! Two standard dice are rolled.
Two standard dice are rolled.a) What is the probability of rolling a pair (both the same number)? d) What is the probability that a sum less than 7 is not rolled?
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Mathematics
04/23/21
Determine which of the following could be a right triangle
A: 8ft, 13ft, 15ftB: 7ft, 24ft, 25ftC: 10ft, 12ft, 15ftD: 4ft, 5ft, 6ft
NEED HELP ASAP! How to Transform System A into System B?
System A: { 6x + 2y = -18 [A1]{ 7x + 6y = -10 [A2]System B:{ 6x + 2y = -18 [B1]{ -11x = 44 [B2]Answer Options:a: ___ x Equation [A1] -> Equation [B1]b: ___ x Equation [A2] ->...
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Mathematics Math
04/23/21
Solve for the specified variable:18.A = πr2for r.19.P = 𝑣2𝑅for v
Solve for the specified variable:18.A = πr2for r 19.P = 𝑣2𝑅for v
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