How about: 7*7 = 49 or 1*49 = 49
The number 7 raised to the 2nd power (or squared) equals 49.
7 is a factor of 49.
49 squared is equal to 2,401.The question may be trying to ask: "What whole number equals 49 when it is squared ?"In that case, the answer is 7.
There is only one number that equals 49. That number is 49. 41, 5 and 3 if you add them.
49 equals 72, and the next square number is 82 = 64.
49
49
49
Let the number is x So, X+20=69 X=69-20 X=49 THE NUMBER IS 49 SO, 49 plus 20 equal to 69 .•.
7, -7
7