Mathematics, 30.01.2020 01:04 mia7955

Why is 2 the only number that is always 4 when added multiplied or squared

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:40, elizabethwaller8104

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Answers: 2

continue

Mathematics, 21.06.2019 17:00, kukisbae

Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

Answers: 3

continue

Mathematics, 21.06.2019 23:00, rosier2230

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x

Answers: 2

continue

Mathematics, 22.06.2019 04:50, carlosatniel47

Q.1 dr. frank needs to choose 3 students from her advanced biology course to attend a conference in hawaii. the course has 40 students. which of the following methods could dr. frank use to choose a simple, random sample of 3 students? select all that apply. 1 dr. frank could have the students line up from shortest to tallest, then use her birthdate, 2/5/39, to select 3 students from the line (the 2nd student, the 5th student, and the 39th student). 2. dr. frank could upload her class roster into a spreadsheet and use a ranom-number generating function to produce 3 random numbers. the students whose names are located in the rows with these 3 numbers on the spreadsheet would be chosen. 3. dr. frank could choose the students with the 3 highest grades in the class. 4. dr. frank could count to three, then the first students to come to the front of the classroom and grab a golden ticket from her hand would be selected. 5. dr. frank could ask all students to write their name on a card, place all of the cards in a hat, shake the hat, and then pull 3 cards out from the hat. the students whose names appear on those 3 cards will be selected. 6. dr. frank could ask for volunteers to go to the conference, then choose the first 3 students who raise their hands. q2. now, choose one of the methods that you did not select and explain why this method would not result in a simple, random sample:

Answers: 2

continue

You know the right answer?

Why is 2 the only number that is always 4 when added multiplied or squared...