
It is true only whenever x tends to 0(zero)
it is not importent that x be in radian or in degree.
Answer:
x = 2
Step-by-step explanation:

Answer:
x = 45, y = 90
x = 60, y = 75
x = 25, y = 110
Step-by-step explanation:
X^2 - x - 42 = x^2 - 6x + 7x - 42 = x( x - 6) + 7(x - 6) = (x-6)(x+7);
The correct answer is a.
From my research the answer for this question is 5