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Which are true and which are false?1: the increase in carbon dioxide since the year 1860 is similar to the past increases. 2:
1. 1 answer
2. 501 views
find the value of : sin18'
1. 3 answers
2. 403 views
If A+B+C=^(^=180) prove thatsinA + sinB - sinC = 4sinA/2 sinB/2 cosC/2
1. 2 answers
2. 2,039 views