Maligayang pagdating sa IDNStudy.com, ang iyong platform para sa lahat ng iyong katanungan! Magtanong at makatanggap ng maaasahang sagot mula sa aming dedikadong komunidad ng mga eksperto.

the sum of two numbers is 30 and their difference is 25. what is the difference of their squares?

Sagot :

The numbers are 27.5 and 2.5
The difference of their squares is
756.25 - 6.25 = 750
27.5^2= 755.25
2.5^2= 6.25
755.25 -6.25 = 749
therefore 749 is the answer