Operation Polynomials

Find the product:
(3x – 1)(x + 5) 

• 3x² + 4x + 5

• 3x² + 4x - 5

• 3x² + 14x + 5

• 3x² + 14x - 5

Tags

CCSS.HSA.APR.A.1

Simplify the expression.
-3x²( 7x² - x + 4)

• -21x⁴ + 3x³ -12x²

• 7x² - x + 4 (-3x²)

• 21x⁴ + 3x³ + 12x²

• -12x² + 3x³ -21x⁴

Tags

CCSS.HSA.APR.A.1

• 11

• 6

• 5

• 3

• 2

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1

• -2x² - 11x -4

• 2x² + 5x -7

• -2x² + 11x -4

Tags

CCSS.HSA.APR.A.1

Write an expression in simplified form to represent the area of the rectangle.

Mathematical Equivalence

OFF

Tags

CCSS.HSA.APR.D.6

Write an expression in simplified form to represent the area of the rectangle.

Mathematical Equivalence

OFF

Tags

CCSS.HSA.APR.D.6

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

Tags

CCSS.HSA.APR.A.1

Given d[P(x)]=4 and d[Q(x)]=3, which of the followings are true?

• d[3P(x)]=4

• d[P(x)+Q(x)]= 7

• d[P(x).Q(x)]=7

• d[P²(x)]=8

• d[Q(2x)]=6

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

• None of these

Tags

CCSS.HSA.APR.A.1

What is the degree of the polynomial? 3x² + 5xy - 4x⁷y

• 7

• 8

• 2

• 3