Source: Previous Question Papers
Which term should be added to 25x² + 49y² so that the sum will be a perfect square. (Choose two correct alternatives)
Options
Option A
35 xy
Option B is correct
–70 xy
Option C is correct
70 xy
Option D
–35 xy
Which term should be added to 25x² + 49y² so that the sum will be a perfect square. (Choose two correct alternatives)
35 xy
–70 xy
70 xy
–35 xy