Given that two of the equations 4x & # 178; - 7x-3 = 0 are X1 and X2, then 2 / X1 + 2 / x2 =, (x1-x2) is the absolute value of X1 & # 178; + x2 & # 178; =?, Given that two of the equations 4x & # 178; - 7x-3 = 0 are X1 and X2, then 2 / X1 + 2 / x2 =, (x1-x2) is the absolute value of X1 & # 178; + x2 & # 178; =?,

Given that two of the equations 4x & # 178; - 7x-3 = 0 are X1 and X2, then 2 / X1 + 2 / x2 =, (x1-x2) is the absolute value of X1 & # 178; + x2 & # 178; =?, Given that two of the equations 4x & # 178; - 7x-3 = 0 are X1 and X2, then 2 / X1 + 2 / x2 =, (x1-x2) is the absolute value of X1 & # 178; + x2 & # 178; =?,


x1+x2=7/4
x1x2=-3/4
2/x1+2/x2=2(x1+x2)/x1x2=-14/3
|x1-x2|=√[(x1+x2)²-4x1x2]=√97/4
x1²+x2²=(x1+x2)²-2x1x2=73/16