256 Answered Questions for the topic Vectors

Vectors Algebra Angle Linear

10/19/14

Find the angle alpha between the vectors
Find the angle between the vectors  [-3  3] and  [-5   5]    
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Vectors

09/02/14

dot product
|a|=3  |b|=5. find the value of β if a+βb and a-βb are perpendicular.
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08/19/14

solve each system of equations
A) 7x-5y+4z-9=0    -x+3y+5z-2=0    5x+y+14z-20=0   b) 7x-5y+4z-9=0 -5x+4y+z-3=0 x+2y-z+1=0   c) -3x+2y-z+10=0 6x-4y+2z-10=0 5x+7y+9z-14=0   d) 5x-9y+2z-3=0 4x+2y-3z+4=0 9x-7y-z+1=0
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05/17/14

Applications of the Dot Product (Vectors)
A force, F of 25 N is acting in the direction of a = (6,1).    a) Find a unit vector in the direction of a. b) Find the Cartesian vector representing the force, f, using your answer from part a)   more
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05/05/14

Addition and Subtraction of Vectors
In a soccer match, the goal keeper stands on the midpoint of her goal line. she kicks the ball 25m at an angle of 35deg to the goal line. her teammate takes the pass and kicks it 40m farther,... more
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Vectors Physics

01/27/14

Given the vectors below, determine the resultant and the equilibrant using trigonometry.
230.0 newtons @ 125 degrees175.0 newtons @ 60.0 degrees
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