If \[{{\sin }^{-1}}1+{{\sin }^{-1}}\frac{4}{5}={{\sin }^{-1}}x,\] then what is x equal to?

If \[{{\sin }^{-1}}1+{{\sin }^{-1}}\frac{4}{5}={{\sin }^{-1}}x,\] then

1.	If \[{{\sin }^{-1}}1+{{\sin }^{-1}}\frac{4}{5}={{\sin }^{-1}}x,\] then what is x equal to?
A.	44319
B.	44320
C.	1
D.	0
Answer» B. 44320

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If \[{{\sin }^{-1}}1+{{\sin }^{-1}}\frac{4}{5}={{\sin }^{-1}}x,\] then what is x equal to?

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