sali72816 sali72816

13-03-2022
Mathematics

contestada

If a = [1,2,3] and b = [1, 3, –2], find the angle between a and b.

Respuesta :

zsm2800 zsm2800

13-03-2022

Answer:

85.9°

Step-by-step explanation:

angle = [tex]\arccos\frac{a\cdot b}{|a| |b|} = \arccos\frac{1+6-6}{{\sqrt{1+4+9}}\sqrt{1+9+4}}\\=\arccos\frac{1}{14}=85.9 degrees[/tex]

Answer Link

Otras preguntas

In which region of the u.s. were small business owners producing goods on a small scale replaced by factory producing goods on a large scale

At the same time, a boat and a raft left from two bridges opposite each other. After traveling 30 km, the boat reached the other bridge and went back 20 km to r

what is 1/10 of 0.002

The powers of both houses of the California Legislature are nearly identical except for the Senate ___. A. Term lengths B. Number of members C. Voting procedure

Please help, A student sets up the following equation to convert a measurement. (The ? stands for a number the student is going to calculate.) Fill in the mi

What is the expression of 27

Students in a statistics class examined individual student test scores for a large group of students. Each test score is paired with the reported time the stude

And it's important to mention measuring the specific heat for a certain object is done by using the calorimetry as a water container that is thermally insulated

9. if you wanted ______, I como with you to the store.

paano nagsimula ang imperyong turk?