{"result":{"text":"begin mathsize 14px style equals 8 open vertical bar square root of 1 minus cos squared theta end root close vertical bar equals 8 open vertical bar square root of 1 minus open parentheses fraction numerator a with rightwards arrow on top times b with rightwards arrow on top over denominator open vertical bar a with rightwards arrow on top close vertical bar open vertical bar b with rightwards arrow on top close vertical bar end fraction close parentheses squared end root close vertical bar equals fraction numerator 8 over denominator 2 cross times 2 end fraction square root of 16 minus open parentheses a with rightwards arrow on top times b with rightwards arrow on top close parentheses squared end root end style"},"status":"ok"}