find the value of cosec(1020)°
Answers
Answered by
1
csc
(
1020
)
Remove full rotations of
360
° until the angle is between
0
° and
360
°.
csc
(
300
)
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because cosecant is negative in the fourth quadrant.
−
csc
(
60
)
The exact value of
csc
(
60
)
is
2
√
3
.
−
2
√
3
Multiply
2
√
3
by
√
3
√
3
.
−
(
2
√
3
⋅
√
3
√
3
)
Combine and simplify the denominator.
Tap for more steps...
−
2
√
3
3
The result can be shown in multiple forms.
Exact Form:
−
2
√
3
3
Decimal Form:
−
1.15470053
…
Step-by-step explanation:
hope it's right answer
Answered by
0
Answer:
-2
Step-by-step explanation:
cosec(1020)= cosec(-2×360+300)
cosec=300
cosec=(270+30)
-cosec(30)
=-2
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