Question

how to solve : x(x+1)(x+2)(x+3)=840

Answer 1

Answer:

Hola mate..

Here is your Answer...

Q. x(x+1)(x+2)(x+3)=840

A.

• ${x}^{2} + x(x + 2)(x + 3)$
• ${x}^{2} + x ( ({x}^{2} + 3x + 2x + 6))$

• Thus , x4+3x3+2x3+6x2+x3+3x2+2x2+6x=840
• x4+6x3+11x2+6x=840

Further solving will give u the answer.....

Hint: Take x common and then solve the quadratic eq......