Title: Polynomials
Course: 2025 Probabilidad y Estadística

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Q: For the following rectangle, calculate the perimeter

 [Image]
- x^2 -6x +1
- 2x^2 -12x + 2
- 2x^3 – 20x^2 +42x -20
A: 2x^2 -12x + 2

Q: The base of a triangle is (8x -2) and the height is h=x+2, find the Area of the triangle.
- 8x^2 + 14x - 4
- 4x^2 + 7x - 2
- 9x
A: 4x^2 + 7x - 2

Q: Solve by using special products: (2x - y^2)^2
- (4x^2 - y^4)
- 4x^2 + 6xy^2 + y^4
- 4x^2 - 4xy^2 + y^4
A: 4x^2 - 4xy^2 + y^4

Q: What polynomial must be subtracted from 2x^3 +x^2+4x-4  so that the difference is x^3+2x^2-9
- x^3-x^2+4x+5
- x^3-x^2+2x+5
- x^3-x^2+2x-5
- x^3-x^2-2x-5
A: x^3-x^2+4x+5

Q: Multiply (4x+2y)(2x-4y)
- 8x^2-12xy-8y^2
- 8x^2-4xy-8y^2
- 8x^2-12xy+8y^2
- 8x^2+4xy-8y^2
A: 8x^2-12xy-8y^2

Q: Divide:

(64a^2-6-40a) \( \div \)(8a-6)
- 8a+1
- 8a+11
- 8a-1
A: 8a+1

Q: Divide

(2-17x+21x^2) \( \div \)(7x-1)
- 3x-2
- 3x+2
- 3x+3
A: 3x-2