ASIN function

ASIN returns the inverse trigonometric sine of a number.

Syntax

ASIN (number)

This function returns the inverse trigonometric sine of number, which is the angle (in radians) whose sine is number. The angle returned is between -PI/2 and +PI/2.

Example

=ASIN(0) returns 0.

=ASIN(1) returns 1.5707963267949 (PI/2 radians)..

=DEGREES(ASIN(0.5)) returns 30. The sine of 30 degrees is 0.5.




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