.
![\begin{aligned}\int_{-2}^{2}\sqrt{4-x^2}\left(\cos\left(\dfrac{x}{2}\right)x^3+\dfrac{1}{2}\right)&=\left [\dfrac{\frac{x\sqrt{4-x^2}}{2}+2\arcsin\left(\frac{x}{2}\right)}{2}\right]_{-2}^{2}\\&=\left [\dfrac{x\sqrt{4-x^2}}{4}+\arcsin\left(\dfrac{x}{2}\right)\right]_{-2}^{2}\\\end](/tpl/images/0021/3911/ece6c.png)
![\int_{-2}^{2}\sqrt{4-x^2}\left(\cos\left(\dfrac{x}{2}\right)x^3+\dfrac{1}{2}\right)\\=\left [\dfrac{2\sqrt{4-2^2}}{4}+\arcsin\left(\dfrac{2}{2}\right)\right]-\left [\dfrac{2\sqrt{4-(-2)^2}}{4}+\arcsin\left(\dfrac{-2}{2}\right)\right]\\=1.57-(-1.57)\\=3.14](/tpl/images/0021/3911/e91dd.png)
Ok this is my question that my math tutor gave me to get the wifi !
...
Mathematics, 27.06.2019 00:30 ninilizovtskt
Ok this is my question that my math tutor gave me to get the wifi !
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about maxβs data must be true? a) the median of maxβs data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Mathematics, 22.06.2019 02:00
Lucy is a dress maker. she sews \dfrac47 7 4 ? of a dress in \dfrac34 4 3 ? hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable.
Answers: 2
Mathematics, 22.06.2019 02:30
F(x) = x^2+x-2/x^2-3x-4 what is the domain and range, x-and y-intercepts, horizontal asymptotes, and vertical asymptotes?
Answers: 3
Mathematics, 22.06.2019 03:40
Ne height of zak is 1.86 metres. the height of fred is 1.6 metres. write the height of zak as a fraction of the height of fred. give your answer in its simplest form.
Answers: 1
You know the right answer?
Questions
Mathematics, 22.09.2019 15:00
Chemistry, 22.09.2019 15:00
Health, 22.09.2019 15:00
World Languages, 22.09.2019 15:00
Social Studies, 22.09.2019 15:00
Social Studies, 22.09.2019 15:00
Mathematics, 22.09.2019 15:00
Mathematics, 22.09.2019 15:00
