Answered

.If y varies directly as the cube of x and x is equal to 2 when y is 24, what is x if y is
81?

Sagot :

Smonkeyviz

Answer:

3

Step-by-step explanation:

y = kx^3

24 = k(2)^3

24 = 8k

k = 3

81 = 3x^3

27 = x^3

x = 3