237
no because it has an equal symbol in it
-4 plus 85x81 is equal to 6,881.
if x is equal to the square root of 81 then x is ±9 (plus or minus 9)
78 + 79 + 80 + 80 + 81 + 81 = 479
-81 + 43 = -38
237
81
no because it has an equal symbol in it
632-551=81
-4 plus 85x81 is equal to 6,881.
if x is equal to the square root of 81 then x is ±9 (plus or minus 9)
That equals 550.
81 multiplied by 38 is 3,078.
x^2 + 81
Yes. Nice work!
Log base 3 of 81 is equal to 4, because 3 ^ 4 = 81. Therefore, two times log base 3 of 81 is equal to 2 x 4 = 8.