Question

The binomial x – 3 is not a factor of which of
the following trinomials?
a)2x²- x - 15
b)3x² - 13x + 12
c)2x² - 8x + 16
d)2x² - 7x - 3​

Answer 1

Answer:

2x^2-8x+16

Step-by-step explanation:

see...here we have....

a] 2x^2 - x - 15

• 2x^2-6x+5x-15
• 2x[x-3]+5[x-3]

• [2x+5][x-3]

b]2x^2-13x+12

• 3x^2-9x-4x+12
• 3x[x-3]-4[x-3]
• [3x-4][x-3]

d]2x^2-7x-3

• 2x^2-6x-x-3
• 2x[x-3]-1[x-3]
• [2x-1][x-3]