Solution

prove

Solution

Solution steps
Show that the two sides are not equal
For plug in
Least Common Multiplier of
Lowest Common Multiplier (LCM)
Compute an expression comprised of factors that appear either in or
Adjust Fractions based on the LCM
Multiply each numerator by the same amount needed to multiply its
corresponding denominator to turn it into the LCM
For multiply the denominator and numerator by
For multiply the denominator and numerator by
Since the denominators are equal, combine the fractions:
Use the following property:
Use the following property:
Simplify
Refine to a decimal form
The two sides are not equal

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Frequently Asked Questions (FAQ)

  • Is 1/(cos(-1))-1/(cos(+1))=-2csc^2(x) ?

    The answer to whether 1/(cos(-1))-1/(cos(+1))=-2csc^2(x) is False