(cos Ф -cos Ф)² + (cos Ф + cos Ф)²
Firstly: (cos Ф -cos Ф)² = 0² = 0
Secondly :(cos Ф + cos Ф)² = (2cos Ф)². = 4. (cos Ф)² = 4cos² Ф
Mind you when you raise a cosine (or sin or tan...) to the n power, the n power should affect the cosine only and NOT the angle Ф
Answer:
1/15 gal / mile if your numbers are correct
Step-by-step explanation:
1/5 / 15/4 = 1/5 * 4 / 15 = 4/60 = 1/15
Answer:
Decimal form of 3/13 is 0.2307692.
Step-by-step explanation:
Converting the fraction to the decimal which is easily dividing numerator by denominator is the correct answer that is 0.2307692.
Answer:
the ratio is 2:30 sorry if its incorrect have a nice day
