Mathematics, 05.05.2020 08:54 spenceraniyah1

The lengths of two sides of a triangle are shown.

Side 1: 8x2 − 5x − 2

Side 2: 7x − x2 + 3

The perimeter of the triangle is 4x3 − 3x2 + 2x − 6.

Part A: What is the total length of the two sides, 1 and 2, of the triangle? Show your work. (4 points)

Part B: What is the length of the third side of the triangle? Show your work. (4 points)

Part C: Do the answers for Part A and Part B show that the polynomials are closed under addition and subtraction? Justify your answer. (2 points)

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, reyesortiz6955

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Answers: 1

continue

Mathematics, 21.06.2019 19:10, slm1595

Pranza plotted point a in the coordinate plane below.

Answers: 2

continue

Mathematics, 21.06.2019 19:30, pillgiing

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Answers: 1

continue

Mathematics, 21.06.2019 22:30, raquelqueengucci25

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Answers: 1

continue

You know the right answer?

The lengths of two sides of a triangle are shown.

Side 1: 8x2 − 5x − 2

Side...