25 is a perfect square and x is also a perfect square. when x is added to 25 and 1 is substrate from...
25 is a perfect square and x is also a perfect square. when x is added to 25 and 1 is substrate from it will give an answer which is also a perfect square. then what is the square root of x?
Answer/Solution
5
Steps/Work
here
6*6=36, 25+36-1=60
2*2=4, 25+4-1=28
3*3=9, 25+9-1=33
5*5=25, 25+25-1=49
4*4=16, 25+16-1=40
So 49 is the perfect square of 7
so the answer is D
6*6=36, 25+36-1=60
2*2=4, 25+4-1=28
3*3=9, 25+9-1=33
5*5=25, 25+25-1=49
4*4=16, 25+16-1=40
So 49 is the perfect square of 7
so the answer is D