0
Cos2x equals 1 minus tan squared x divide by1 plus tan squared x?
Wiki User
∙ 14y ago
The Answer is 1 coz, 1-Tan squarex = Cot square X. So cot square x divided cot square x is equal to 1
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
If x squared minus y squared equals 10 and x plus y equals 5 what is x minus y?
2
In matrix multipliccation when does A plus B times A minus B equals A squared minus B squared?
All the time
Five squared minus ten equals x?
15.
How do you simplify sec x tan x parenthesees one minus sin squared x?
You use the identity sin2x + cos2x = 1 (to simplify the expression in parentheses), and convert all functions to sines and cosines. sec x tan x (1 - sin2x) = (1/cos x) (sin x / cos x) (cos2x) = (sin x / cos2x) cos2x = sin x
What is 18x squared minus 9x minus 14 equals 0?
x = -2/3,7/6
If x squared minus y squared equals 10 and x plus y equals 5 what is x minus y?
2
Three squared minus 2 squared equals?
It is: 9-4 = 5
In matrix multipliccation when does A plus B times A minus B equals A squared minus B squared?
All the time
How do you simplify sec x tan x parenthesees one minus sin squared x?
You use the identity sin2x + cos2x = 1 (to simplify the expression in parentheses), and convert all functions to sines and cosines. sec x tan x (1 - sin2x) = (1/cos x) (sin x / cos x) (cos2x) = (sin x / cos2x) cos2x = sin x
Five squared minus ten equals x?
15.
When you subtract 2 square numbers the answer is twelve?
4 squared minus 2 squared equals 12
What does a minus divide a minus equal?
Anything divided by itself equals one.
What is 18x squared minus 9x minus 14 equals 0?
x = -2/3,7/6
How do you do pythagorean theorem when you have a and c?
B squared equals c squared minus a squared then to find B take the square root of you answer for b squared
What is x squared equals 36?
x = plus or minus 6.
What is x squared minus 7 equals 1?
square root of 8
What is x-squared minus 8x equals negative 15?
x=3
