Answer:
6.372
Step-by-step explanation:
Answer:
(-2, 3.5)
Step-by-step explanation:
Given: The following functions
To Determine: The trigonometry identities given in the functions
Solution
Verify each of the given function
B
C
D
E
Hence, the following are identities
The marked are the trigonometric identities
X^2 = 1994
x= + - sqrt (1994)
Unfortunately, there is no integer that can suit x.