HELP!
For sin(θ) = -0.4321, 0 ≤ θ ≤ 360°.
a)How many solutions are possible?
b) In which quadrants would you find the solutions?
c) Determine the reference angle for this equation to the nearest degree.
d) Determine all the solutions to the equation to the nearest degree.
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OpenStudy (shamim):
i know in third n fourth quadrunt sin is negative
OpenStudy (shamim):
we know
sin theta=oposit/hypotenuse
OpenStudy (princeharryyy):
2 solutions 3rd and 4rth
may be around (360-26 deg) and 206 deg
OpenStudy (princeharryyy):
@Katieholmes
OpenStudy (princeharryyy):
r u dere @Katieholmes
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OpenStudy (anonymous):
yes
OpenStudy (princeharryyy):
were u able to solve ???
OpenStudy (princeharryyy):
or do i need 2 xplain?
OpenStudy (anonymous):
ummmmm so sin of -.4321= -26 or +26
OpenStudy (princeharryyy):
may i ask u a simple question
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OpenStudy (anonymous):
so then 180+26 and 360-26 would gif the ref angles?
OpenStudy (anonymous):
sure
OpenStudy (princeharryyy):
are u familiar with the curves
OpenStudy (anonymous):
no I havent done that yet
OpenStudy (anonymous):
ive done a,b and c I just need to know how to solve for d
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OpenStudy (princeharryyy):
so then 180+26 and 360-26 are solutions of the equstion are ur answers @Katieholmes