Angileeviz
Answered

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

Sagot :

JustinJakeAshtonviz
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