81 and 9 if you add them. 4 and 25 if you multiply them.
These: 1 x 81, 3 x 27, 9 x 9
1 x 81, 3 x 27, 9 x 9.
-9 and -9 multiply to get 81. ■
245
81 and 9 if you add them. 4 and 25 if you multiply them.
3 & 27
162
They are: 2 times 81 = 162
Factors are numbers you can multiply together to get another number. 81: 1, 3, 9, 27, 81
If it's a square, 9 by 9 feet. If it's a rectangle, any 2 numbers that multiply to make 81.
These: 1 x 81, 3 x 27, 9 x 9
1 x 81, 3 x 27, 9 x 9.
-9 and -9 multiply to get 81. ■
245
There are no two real numbers that will add to -9 and multiply to 81. Using complex numbers, the two numbers are: (-9/2 + i9/2√3) and (-9/2 - i9/2√3)
The numbers that add to get 6 and multiply to get 81 are 3 and 3.