ABCD's are driving you crazy

Algebra Level 2

a2+b2=2c2+d2=1(adbc)2+(ac+bd)2= ? \begin{aligned} a^2 + b^2 & = & 2 \\ c^2+d^2 &=& 1 \\ (ad-bc)^2 + (ac+bd)^2 &=& \ ? \end{aligned}

×

Problem Loading...

Note Loading...

Set Loading...