f(x) = tan2(x) + (√3 - 1)[tan(x)] - √3 = 0
tan2(x) + √3[tan(x)] - tan(x) - √3 = 0
Factor into
[-1 + tan(x)]*[√3 + tan(x)] = 0
which means
[-1 + tan(x)] = 0 and/or [√3 + tan(x)] = 0
Then
tan(x) = 1
tan-1(1) = pi/4 radians
For the other equation
[√3 + tan(x)] = 0
tan(x) = -√3
tan-1(-√3) = -pi/3
so that
x = pi/4 or -pi/3 in the interval [0, 2pi]
Answer:
The number 30 is composite
Step-by-step explanation:
It is a composite because multiple numbers can go into 30 like 6 and 5 or 3 and 10. A prime number is like 3 because only 3 and 1 can go into it. 2 and 5 and 7 is also a prime number.
Answer:
it's 86° only if it's a parallelogram
