x2 = 49/81 so x = 7/9
81x2 + 72x + 16 = 81x2 + 36x + 36x + 16 = 9x(9x + 4) + 4(9x + 4) = (9x + 4)2
49 - 30 equals = 19
the answer is 98
It is 72 = 49.
The number that equals the 2nd power of 49 is the square root of 49. In this case, the square root of 49 is 7, because 7 multiplied by itself (7^2) equals 49. Therefore, the number that equals the 2nd power of 49 is 7.
343 divided by 49 equals 7.
343 divided by 7 equals 49
The answer to 7x7 is 49. Another times (x) sum that equals 49 is: 1x49 There are other sums that equal 49, but I have not typed them.
-49
The answer is 7s + 49.
49
49+18= 67