Step-by-step explanation:
By Descrates' Rule of Signs,
x² + 99x + 127 changes sign 0 times.
Hence it has 0 positive roots.
Since the discriminant b² - 4ac is also positive, there are 2 real distinct roots.
Hence both the roots are negative. (B)
B 12:3 = 4-1=3 C 10- 7=3 And A 2+15x=x=15-2=13
Answer:
I would go with c.
Step-by-step explanation:
Hope this helped!
Answer:
when she subtracts 8x to 26 and dividing
Step-by-step explanation:
