Assume that y varies inversely with x. If y=4 when x=4 find y when x=2

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Which equation is true? i. 56 ÷ 4·7 = 82 ÷ (11 + 5) ii. (24 ÷ 8 + 2)3 = (42 + 9)2 neither i nor ii ii only i and ii i only