Question

(i) Obtain the first four terms in the expansion of (1 + y)^10,
in ascending powers of y.
Ans:1+10y+43y^2+120y^3

ii) Given that the coefficient of x in the expansion of (1+x-kx^2)^10 is o and
using the expansion from (i), find the value of the constant k .

I need help for part (ii) only, with working please, thank you so much! pls help me, it's urgent:")​

Answer 1

Step-by-step explanation:

$\large {\underline {\underline{\color{red}{\boxed{\colorbox{black}{Αทsωєr :-}}}}}}Αทsωєr :-</p><p></p><p>Symptons of black fungus</p><p></p><p>One-sided facial swelling</p><p></p><p>Headache</p><p></p><p>Nasal or sinus congestion</p><p></p><p>Black lesions on nasal bridge or upper inside of mouth that quickly become more severe</p><p></p><p>Fever</p><p></p><p>–––––––––☆–––––––––</p><p></p><p>\large\fbox{\purple{\underline{mαrk \; mє \; вrαínlíєѕt \; plєαѕє ♥}}}mαrk mє вrαıˊnlıˊєѕt plєαѕє ♥</p><p></p><p>\large\bf{\underline\blue{❥thαnk \; чσu ♥♥}}❥thαnkчσu♥♥</p><p></p><p>$

Answer 2

Answer:

1y>ak120kqp37/

Step-by-step explanation:

1y?'kapxhaj