Question

a) 21x⁴ - 14 x² + 7x ÷ 7x²​

Answer 1

Answer:

Given:

$\frac{21 {x}^{4} - 14 {x}^{2} + 7x }{7 {x}^{2} }$

Solution:

$\frac{21 {x}^{4} - 14 {x}^{2} + 7x }{7 {x}^{2} }$

$= 3 {x}^{2} - 2 + \frac{1}{x}$