Question: Given the points: A=(-2,5,1), B=(-4,7,-2), C =(-3,5,3) and let a = AB, b = BC. The angle between vector a and vector b, to

Given the points: A=(-2,5,1), B=(-4,7,-2), C =(-3,5,3) and let a = AB,

Given the points: A=(-2,5,1), B=(-4,7,-2), C =(-3,5,3) and let a = AB, b = BC. The angle between vector a and vector b, to the nearest degree, is equal to: ? Formulae: If P(x1, y1, 21) and Q(x2, 32, 22) then PQ = (x2-x1, Y2 - Y1, 22-21). a.b a b cos 0: .

Step by Step Solution

★★★★★

3.32 Rating (152 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

A 2 S 1 B 47 2 and C 3 5... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Let c be a constant and consider the density function for the random variable Y: a. Find the value of c. b. Find the cumulative distribution function F(y). c. Compute F(1). d. Compute P(Y > .5)....

In Exercises use a computer algebra system to find the fifth-degree Taylor polynomial, centered at c, for the function. Graph the function and the polynomial. Use the graph to determine the largest...

Catalysts can be classified as either homogeneous or heterogeneous. Platinum is used to catalyze the hydrogenation of ethylene: H2(g)+CH2CH2(g)=>CH3CH3(g) (Pt solid) Chlorofluorocarbons (CFCs)...

This is not a project and/or assignment for marks, as theses are textbook questions, and will not be copying the tutors work/answers. Please answer all the questions in the space provided and in full...

helppppppp TEST IX. 1 Let A (- 1, -5), B (3,-3), C (1,-3), D ( 5,-1). Calculate the vector 3 AB + 2CD. 2) Let A ( 2, 0 , 1 ) , B ( 4 , 1 , - 1 ), C ( 2 , 4, 4 ). Find the angle of the triangle with...

MPM 2D - Unit 2 - Analytic Geometry Level % K/U 10 Student Name: A 10 Parent Signature: C 10 TA L Date: **INCLUDE UNITS AND FORMULAS FOR FULL MARKS** ** Communicating reasoning in writing and the use...

Answer these questions. You don't have to show work. Quiz #2 Dot Product & Cross Product X Est. Length: 0:30:00 Seline Andrade: Attempt 1 Page 1: Question 1 (1 point) 2 3 If vector lal = 12 cm, |b| =...

O a If the angle between them is 90 b If the angle between them is 0 c If the angle between them is 45 d If the vectors have the same magnitude If a 2 6 6 and b 3 2 7 find a b Your Answer Answer...

12. [-/1 Points] DETAILS LARCALCET7 11.4.036. MY NOTES ASK YOUR TEACHER Use the triple scalar product to find the volume of the parallelepiped having adjacent edges u, v, and w. u = (1, 3, 1) V = (0,...

If a 1 2 6 6 and b 3 2 7 find a b Your Answer Answer Which statement best describes the result of the cross product a It gives the magnitude of the projection of one vector onto another b It defines...

Grand's Auto Northern Division is currently purchasing a part from an outside supplier. The company's Southern Division, which has excess capacity, makes and sells this part for external customers at...

If these actions were being taken by the United States instead of China, do you think they would be defensible under the Export Administration Act? Why or why not? China controls 93 percent of the...

proprietary funds are supported by user fees and exchange revenues. As a result, financial statement users of proprietary funds are concerned with issues such as

. Write an essay explaining how plants control the size of their shoot apical system? In the answer clearly explain the genes involved, using the phenotype of their knockout mutants to explain the...

You have $30,000 in your margin account, and you want to invest in BMO stock. The minimum margin requirement for BMO is 30%. You just got a quote on BMO as follows: Bid: 55.25 Ask: 55.26 The interest...

The density of an aqueous solution containing 15.0 percent of ethanol (C2H5OH) by mass is 0.984 g/mL. calculate the following : Molality of the solution Molarity of the soulution Volume of the...

What should be done to make sure that business finance is secure?

In a polymer fractionation experiment the following data was obtained3; of 100 Mol. Wt. 200 | 500 1000 2000 3000 4000 5000 fraction Number of Chain 5 12 18 22 15 11 9. 3 Calculate the number average...

Determine whether the given point is a solution of the equation. -3x-2y=11;(-5,2) No Yes

The lever BCD is hinged at C and is attached to a control rod at B. Determine the maximum force P which can be safely applied at D if the maximum allowable value of the reaction at C is 500 N. 15 mm...

The quarter ring shown has a mass m and was cut from a thin, uniform plate. Knowing that r 1 = r 2 , determine the mass moment of inertia of the quarter ring with respect to (a) Axis AA, (b) The...

For the beam and loading shown, (a) Draw the shear and bending moment diagrams, (b) Determine the maximum absolute values of the shear and bending moment. Mo

Perform the multiplication or division indicated in each of the following expressions and collect the like terms. 5(2x-y)(y+3x)-6x(x-5y)

Simplify each of the following and collect the like terms

Simplify: