d^2=4

Frequently Asked Questions

• Solve using square roots of $d^2=4$

  

  $$d_1=-2,d_2=2$$

• Solve by factoring of $d^2=4$

  

  $$d_1=-2,d_2=2$$

• Solve using the quadratic formula of $d^2=4$

  

  $$d_1=-2,d_2=2$$

• Solve using the PQ formula of $d^2=4$

  

  $$d_1=-2,d_2=2$$