Question

Find the positive value of X that makes the following equation a true number sentence. X to the power of 2 = 4/49

Answer 1

x =
`(2)/(7)`

Explanation:

Given

x² =
`(4)/(49)` ( take the square root of both sides )

x =
`\sqrt{(4)/(49) }` =
`(√(4) )/(√(49) )` =
`(2)/(7)`