Step-by-step explanation:
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Identify and calculate formulas and examples...
Hope this helps ;)
Answer is 74. Greater than 70 less than 80 so some where in the 70s. It has 4 ones so it would be 74.
Cot^2x - cot^2x cos^2x
= cot^2x - {(cot^2x)(cos^2x)}
= cot^2x { 1 - cos^2x }
= cot^2x { sin^2x }
= (cos^2x/sin^2x) { sin^2x }
= cos^2x
If this is a True or False question, that is true.
