Andy5721 Andy5721

23-01-2024
Mathematics

contestada

If l1,m1,n1 and l2,m2,n2 are the direction cosines of two mutually perpendicular lines, show that the direction cosines of the lines perpendicular to both of these are m1n2 - m2n1 ,n1l2 - n2l1 ,l1m2 -l2m1.

Respuesta :

Otras preguntas

Stephan buys a house from Joanne. Several documents show up prior to and during the settlement process. Which provides the best evidence that Joanne is passing

Use Taylor's theorem to obtain an upper bound for the error of the approximation. Then calculate the value of the error. (Round your answers to five decimal pla

if 5x+py+8=0 and 10x+15y+12=0 has on solution then p=

(a) The mass moment of inertia of a flat disc with mass m and radius r with respect to its center is:a) (1/2)mr²b) (1/4)mr²c) (1/3)mr²d) (3/4)mr²

Find the global maximum value of f(x) = 5xe⁻4x on the interval [-4,6]. The global maximum occurs at , and the maximum value is .

Patients wait 125 days on average for a heart transplant with a standard deviation of 18 days. (a) What proportion of patients wait more than 112.4 days? (NOTE:

Is there a significant difference in the percent of total spending that is environmental spending between coastal counties and non-coastal counties?

Maintaining credibility means you must form and sustain unbiased opinions of your cases. Select the correct statement: 1) True 2) False

Sweet companies outstanding stock consist of 1200 shares of non-cumulative 4% per first stock with $100 par value and 11,200 shares of common stock with a $10 p

How can cognitive-behavioral therapy be helpful for the treatment of dissociative identity disorder?a) By integrating alter personalitiesb) By increasing awaren