{"result":{"text":"sin to the power of negative 1 end exponent open vertical bar cos space x close vertical bar minus cos to the power of negative 1 end exponent open vertical bar sin space x close vertical bar equals pi over 2 minus cos to the power of negative 1 end exponent open vertical bar cos space x close vertical bar minus pi over 2 plus sin to the power of negative 1 end exponent open vertical bar sin space x close vertical bar equals a\nrightwards double arrow sin to the power of negative 1 end exponent open vertical bar sin space x close vertical bar minus cos to the power of negative 1 end exponent open vertical bar c o s space x close vertical bar equals a\nrightwards double arrow a equals 0 for all x"},"status":"ok"}