Answer:
x=60°,120°
Step-by-step explanation:
4sinx=3cosecx
4sinx-3cosecx=0
4sinx-3/sinx=0
4sin²x-3=0
sin²x=3/4
sinx=√(3/4)
sinx=√3/2=sin60°,sin(180-60)
Answer:
The original value of the comic book is 
Step-by-step explanation:
we have

we know that
The original value of the comic book is equal to the value of the function for t=0
so
substitute the value of t=0 in the function


Answer:
I think its B
Step-by-step explanation:
Answer:
7
x
3
+
13
x
2
+
8
x
+
9
Step-by-step explanation:
Option B
The second term of sequence is -9
<em><u>Solution:</u></em>
Given that,

We have to find the second term of sequence
To find the second term of sequence, substitute n = 2 in given recursive formula
Plug in n = 2 in above equation

Substitute a(1) = -13

Thus the second term of sequence is -9