Answer: D.
Step-by-step explanation:
<span>2 sec^2 x + tan^2 x - 3 = 0
2(1 + tan^2 x) + tan^2 x - 3 = 0 [sec^2 x = 1 + tan^2 x]
2 + 2tan^2 x + tan^2 x - 3 = 0
3tan^2 x = 1
tan^2 x = 1/3

</span><span />
Answer:
0.0083
Step-by-step explanation:
Move the decimal place to the left three times
What figure are you talking about?