Answer:
THE
Step-by-step explanation:
x^3+9x2+23x+15
Just Expand the brackets
(x^2+4x+3)(x+5)
Hope you understood(give me brainliest answer) ;)
n/5
substitution for n = 3.2
3.2/5
0.64
12. MORT
13. MNR
14. SDT
15. MOSR