Answer:
f(x) = sec x. tan x
⇔ f(x) = 1/cosx . cosx/sinx
⇔ f(x) = sin x
+) when f(x) is increasing => sin x increases
=> x will increase
+) f(x) is decreasing => x will decrease
+) f(x) is concave up => x ∈ (-pi/2; 0)
+) f(x) concave down => x ∈ (0; pi/2)
Step-by-step explanation:
Yes teachers say to do that all the time it helps you
Answer:
8,333 total population
Step-by-step explanation:
Question can be restated as "5000 is 60% of what number?"
5000 = .6x
x = 5000/0.6
x = 8,333.33
Answer:
C
Step-by-step explanation:
I think you mean a different way it can be written.
7.632 can be written as a
—>mixed number<— 7 and 79/125
Or
As a —>percentage<— it is 763.2%
Or
As a —> simplistic fraction<— it is 954/125
Hopefully this helps...
