Answer:
Step-by-step explanation:
Given the differential (d/dx)(cos−1(x)), to find the equivalent formula we will differentiate the inverse function using chain rule as shown below;
let;
Therefore;
Since x = cos y from the above substitute;
Hence, gives the required proof
18/12 as a mixed number= 1 6/12
1 7/8 as an improper fraction= 15/8
Answer:
40 its the correct answer
She bought 6 zebra fish and 5 neon tetras
explanation you add up 1.85 6 times to get 11.10 then you add 2.10 till you get your total 21.60$