3.14 times 7 squared is equal to 153.86
49
(9x2 + 7)(9x2 - 7) = 81x4 - 49
49 same as positive seven squared
It is a difference of squares. 9x^2-49=(3x+7)(3x-7)
7 squared = 49
25 squared plus 49 squared is equal to 3,026.
42
10
42
7 squared is 49 and 5 squared is 25. So the difference is 49-25=24
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.
7 Squared is 49. 10 plus 49 is 59.
49. 7x7=49
-7 squared, which would be -49.
Seven squared = 7 x 7 = 49
49