Question

what is the differentiation of x cube + 1 whole power minus 1

Answer 1

$(x ^{3} + 1)^{ - 1} = - 1(x^{3} + 1)^{ - 2}$

Answer 2

$f(x) = { ({x}^{3} + 1 )}^{ - 1} \\f'(x) = - 1 {( {x}^{3} + 1)}^{ - 2} \times (3 {x}^{2} ) \\ f'(x) = - 3 {x}^{2} ( {1 + {x}^{3}) }^{ - 2}$
Hope it will heLp you.