Please help me im very behind

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

Answer this question, only if you know the answer. 30 points and brainliest!

Which value is not a solution of 8x^3 – 1 = 0