4. When (1-2x)^p is expanded, the coefficient of x^2 is 40. Given that p>0, use this information to find:
1. the value of te constant p.
2. the coefficient of x.
3. The coefficient of x^3.
Explain it to me please!!! Thank you
4. When (1-2x)^p is expanded, the coefficient of x^2 is 40. Given that p>0, use this information to find:
1. the value of te constant p.
2. the coefficient of x.
3. The coefficient of x^3.
Explain it to me please!!! Thank you