(ii)
x2 - 7x -18 by x-9
Answers
Answered by
1
Step-by-step explanation:
x (x^2-7x-18)-9 (x^2-7x-18)
x^3-7x^2-18x-18x^2+63x+162
x^3-25x^2+45x+162
Answered by
0
Answer:
=
−
7
±
√
85
2
The result can be shown in multiple forms.
Exact Form:
x
=
−
7
±
√
85
2
Decimal Form:
x
=
1.10977222
…
,
−
8.10977222
…
Similar questions