Question

Obtain all other zeroes of $\sf{ 3x^{4} + 6x^{3} - 2x^{2} - 10x - 5 }$ , if two of it's zeroes are $\sqrt{ \dfrac{5}{3} }$ and $- \sqrt{ \dfrac{5}{3} }$

• please don't spam !​

Answer 1

Answer:

Step-by-step explanation:

2 is a factor of 6

3 is a factor of 6 So, 2 x 3 is also a factor of 6

= 3x² + 3x + 3x +3

= 3x(x + 1) +3 (x + 1)

= (3x+3)(x + 1)

= 3(x + 1)(x + 1)

= 3(x + 1)(x + 1)

= 3(x + 1)²

Hence, x + 1 = 0

i.e.x=-1,-1 is a zero of p(x)