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3/9 = x/81 x = 27 So: 3/9 = 27/81
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How do you solve x squared equals negative 81?
x2=-81take the square root of both sidessince 81 is negative you need to take 81 times i when i=-1 then solve as the square root of 81. your answer is x=9i
How do you solve 3 to the power of negative 2x plus 2 equals 81?
3^(-2x + 2) = 81? log(3^(-2x + 2)) = log(81) (-2x+2)log(3) = log(81) -2x = log(81)/log(3) - 2 x = (-1/2)(log(81)/log(3)) + 1
What is 81 squared?
81 x 81 = 6561
What is 9 over 10 divided by 10 over 9?
9/10 divided by 10/9 equals 9/10 x 9/10 equals 81 /100
What to the second power equals 81?
It is: 9^2 = 81
How do you solve x2 81 equals 0?
x: x2 - 81 = 0
How do you solve 3 to the power of what equals 81?
34 = 81 so x is 4
Solve 3x - 5x plus 11x equals -81?
23
How do you solve x squared equals negative 81?
x2=-81take the square root of both sidessince 81 is negative you need to take 81 times i when i=-1 then solve as the square root of 81. your answer is x=9i
What does 1 over 9 to the second power equals?
It then equals 1/81
What is the answer to this 1 over 3 equals 27 over what?
1/3 = 27/81
How do you solve this type of reasioning such as 92y equals 36 then 9y equals?
92y = 36 y = 36/92 = 9/23 Then: 9y = 81/23
What is negative 100 over 63 divided by 10 over 81 equals to?
-100/63 ÷ 10/81 = -90/7 or -126/7
Solve for x log 9 x equals 2?
log9(x)=2 x=9^2 x=81
What number needs to be eliminated to solve this equation 3d equals -81?
84
What fraction equals 81 percent?
81% = 81/100
What is k over 9 minus 1 equals 10?
k=.81 17 times over then, 82
