How many elements are in the union of the two sets

Assignment Help Mathematics
Reference no: EM13187450

If X is solution set of a2-4=0 & Y is the solution set of a2-3a+2=0, how many elements are in the union of the two sets?

Reference no: EM13187450

Questions Cloud

What is the probability that teesha will not be picked : Teesha is in the French club. There are 26 students in the club. The French teacher will pick 3 students at random to guide visiting students from France. What is the probability that Teesha will not be picked as a guide?
Ripple marks on a bedding plane : What is the most logical past environment to have produced a deposit consisting of layers of well-sorted sandstone with cross beds several meters high? Ripple marks on a bedding plane.
What monthly payment will the taylor be required to make : If the loan is to be amortized over 30 years, what monthly payment will the Taylor's be required to make? (Round your answers to the nearest cent.)
Find out the mole fraction of silane : gaseous mixture of 2.34 kg of silane, Sih4 and 55.4 kg of Argon. Determine the mole fraction of silane
How many elements are in the union of the two sets : If X is solution set of a2-4=0 & Y is the solution set of a2-3a+2=0, how many elements are in the union of the two sets?
Compute the total energy absorbed by a person exposed : Calculate the total energy (in kJ) absorbed by a person exposed to this radiation for 2.0 hours, given that there are 2.0 x 10^16 photons hitting earth's surface per square centimeter per second and the exposed body area
How many different four member committees can be chosen : How many different four member committees can be chosen if the pres and treasurer must be females?
What is the probability that mean number facebook friends : Facebook reports that the average number of Facebook friends worldwide is 175.5 with a standard deviation of 90.57. If you were to take a sample of 25 students, what is the probability that the mean number Facebook friends in the sample will be 19..
Which term has nothing to do with the mineral calcite : A nonmarine clastic sedimentary rock composed of angular fragments surrounded by matrix is: Which term has nothing to do with the mineral calcite?

Reviews

Write a Review

Mathematics Questions & Answers

  What would our critical value be with an alpha of .05

If we have 2 groups with 5 characteristics each, what would our critical value be with an alpha of .05?

  Non-equivalence of vectors

Explain in your own words when the elimination method for solving a system of equations is preferable to the substitution method.

  Evaluate the equation of the indicated curve

Find the equation of the Straight line from the given data - Evaluate the equation of the indicated curve, subject to the given conditions,

  Coffee is draining - application of calculus

Coffee is draining - Application of calculus

  Find the weights of individual children

Five schoolchildren are weighed in pairs. The readings (in kilograms) are: 58,60,61,64,64,65,67,68,70 and 71. Find the weights of individual children.

  What amount should you set the mean amounty of coffee

a vending machine dispesses coffe into twenty-ounce cup. the amount of coffe dispensed into the cup is normally distrubuted with s standard deviation of 0.40 ounces. you allow the cup overfill 10% of the line. What amount should you set the mean a..

  Find probability of having a disease when testing positive

Probability of Having a Disease when Testing Positive. Suppose that 1% of all people have a particular disease. A test for the disease is 99% accurate. This means that a person who tests positive for the disease has a 99% chance of actually having..

  Solving the problem on marginal probability

What is the probability that a sale will be made to a contact who already owns a policy?

  Word problem-fractions

Mr and Mrs Samuel visited Florida and purchased 120 oranges. They gave 1/4 of them to relatives ate 1/12 of them in the hotel and gave 1/3 of them to friends. they shipped the rest home to Illonois.

  What is the probability that the sample contains

customer from Cavallaro's Fruit Stand picks a sample of 4 oranges at random from a crate containing 65 oranges, of which 5 are rotten. What is the probability that the sample contains 1 or more rotten oranges.

  Determining percentages-price reduction

After getting a 15% discount on the price of a new Chrysler Sebring convertible, Helen Paid $27,000. What was the original price of the convertible to the nearest dollar?

  What is probability that less than 2 of them are defective

A machine produces widgets at a defective rate of 6%. A sample of 6 widgets is taken, What is the probability that less than 2 of them are defective?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd