Answer:
3 or (3,0)
Step-by-step explanation:
Hey I can help give me one moment .
16x³ - 54
= 2(8x³ - 27)
= 2(2x - 3)(4x² + 6x + 9) ← answer
We have that
<span>y=3x</span>²<span>+18x-21
using a graph tool
see the attached figure
the solutions are
x=-7x=1</span>
Answer:
A.
Step-by-step explanation:
let me know if you want an explanation :))