Polynomials Factoring Descartes Rule

Find the factors of

2x² + 21x + 10

• (2x + 1)(x + 10)

• (3x + 10)(x - 6)

• 2(x + 1)(x + 5)

• 2(x + 1)(x - 10)

What is the first step in factoring this problem?

• Multiply

• List the factors of -12

• List the factors of -60

• Factor out the GCF

Find the factors of

5n² + 11n - 12

• (n - 4)(5n + 3)

• (5n - 4)(n + 3)

• (2n - 9)(n - 8)

• (3n + 10)(n + 10)

What is the first step in factoring this problem?

• Multiply

• Factor out the GCF

• List the factors of -5

• List the factors of -15

Find the factors of

3m² - 2m - 5

• (3m + 2)(m - 10)

• (3m - 5)(m + 1)

• (7m - 10)(m - 3)

• (3m + 5)(m - 1)

What is the first step in factoring this problem? 2m² + 11m + 12

• Multiply

• Factor out the GCF

• List the factors of 12

• List the factors of 24

Find the factors of

2m² + 11m + 12

• (2m + 3)(m - 4)

• 2(m + 3)(m - 2)

• (2m + 3)(m + 4)

• (2m - 3)(m + 4)

8r³ - 16r²

• 4r²(2r - 4)

• 8r²(r - 2)

• 8(r³ - r²)

• 4(r³ - 2r²)

Factor

n² + 16n + 63

• (n-7)(n+4)

• (n+7)(n-9)

• (n-3)(n-10)

• (n+7)(n+9)

Factor 5x² -13x + 6

• (5x -2)(x-3)

• (5x -3)(x-2)

• (5x -13)(x-2)

• (5x +3)(x+2)