Question

if a^2+b^2=29 and ab=3 find a-b

Answer 1

$a^{2} + b^{2} =29$

$ab=3$

$(a-b)^2 = a^2 + b^2 - 2ab$

$(a-b)^2= 29 - (2X3)$

$(a-b)= \sqrt{23}$

Answer 2

Please refer to the picture attached for the answer