It doesn't. Maybe check the problem to see if it's written differently? Otherwise, this equality is false. We can solve for x, however, and we get that x = sqrt15/4 for this equation. Take the inverse cosine of …

Mar 22, 2017 · The median is 17 or 19. Note that this may not have any real relevance to the statistics of the mean. It may indicate a particular skewness of the data in some cases. Some references say that …

Both sucrose and starch are carbohydrates. Both sucrose and starch are macromolecules, made up of basic units called monosaccharides. Sucrose is a di-saccharide. It is made up of one glucose and …

May 29, 2016 · What does androcentric mean? Psychology Social Psychology Social Influence and Control

Explanation: The shape of a parabola is symmetric. Consequently the 'axis of symmetry' is in the middle. Hence its name. So if it is in the middle of the shape then it must be in the middle of the x-intercepts. …

Feb 12, 2016 · A "40% chance of rain" * doesn't * mean that it will rain for 40% of the time. It just means that similar conditions resulted in rainfall somewhere 40% of the time, and no rain the other 60% of …

However this gives an incorrect answer, and the correct one is obtained only when the #1/2# is first factorised. Why is this the case? Calculus

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Which one is higher based on electronegativity, Ca or Na? What does it mean when one atom has a higher electronegativity? Question #00965 Question #cf092 What can the electronegativity difference …

Yes, sinusoidal refers to periodic motion Since Sin and Cos both exhibit periodic behavior and alternate with a range between -1 and +1 in a continuous wave, they are termed 'sinusoidal'. Tan is periodic, …