Complete the square to determine the maximum or minimum value of the function defined by the expression. x2 + 12x + 42

han when lo ahe whn hew anh ? ?

explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

5

step-by-step explanation: