div(F)= 1+1+1=3 ∫∫ F∙n dA=∫∫∫ div(F) dV = 3*(1/3)π*2^2 * 2 = 8π Note: The volume of the cone = (1/3)*π*R^2*h= (1/3)π*4*2= (8/3)π
...1( {1+x^2}/{2})^{1/2} 2011-09-19 18:01:10 補充: Please check the calculation . I might make calculation error. 2011-09-19 19:11:13 補充: There ...
...c* triple integral[over B] of {R-rho} dV. To finish the calculation , recognize dV=(rho)^2*sin(phi)*d(rho)d(theta)d(phi) and change the triple integral...
... can not read your function when x is not zero. please do the calculation by yourself.
There is no inflence on calculations of mean temp. either in degree C or F but the zero point value 32 should...
... if only real numbers are considered in the whole calculation 2013-05-21 14:59:23 補充: for x<=2/3 since ln(3x+2) is...
...[or A=PBQ]. 方陣B有三個不同的(實)特徵值(by calculation ). 所以有三個對映的特徵向量. 適當組合其特徵向量可得一方陣P使得...