D= left( 1-a sqrt a 1- sqrt a + sqrt a right) * 1- sqrt[ ^ ] a 1-a

i think asking google will you get the answer to that question

0.6

39mph

step-by-step explanation:

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}