Mathematics, 28.07.2019 17:10, smithsa10630

Why is the sum of two rational numbers always rational? select from the drop-down menus to correctly complete the proof. let ab and cd represent two rational numbers. this means a, b, c, and d are , and . the sum of the numbers is ad+bcbd , where bd is not 0. because integers are closed under , the sum is the ratio of two integers, making it a rational number.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:20, lethycialee2427

Taking algebra two apex courses and need with these questions

Answers: 1

continue

Mathematics, 21.06.2019 18:00, peytondavis2424

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

Answers: 1

continue

Mathematics, 21.06.2019 21:40, carson5238

If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units

Answers: 2

continue

Mathematics, 22.06.2019 00:30, Amholloway13

Given abc find the values of x and y. in your final answer, include all of your calculations.

Answers: 1

continue

Do you know the correct answer?

Why is the sum of two rational numbers always rational? select from the drop-down menus to correctl...