If $| \overrightarrow { \mathbf { A } } |$ = 6.0, $| \overrightarrow { \mathbf { B } } |$ = 5.0,and $\alpha$ = 40$\degree$,determine the scalar product of the two vectors shown.
A)+19
B)+23
C)-19
D)-23
E)+30

Question

If $| \overrightarrow { \mathbf { A } } |$ = 6.0, $| \overrightarrow { \mathbf { B } } |$ = 5.0,and $\alpha$ = 40$\degree$,determine the scalar product of the two vectors shown. 
A)+19 
B)+23 
C)-19 
D)-23 
E)+30

Quizplus · Accepted Answer

The Answer of If $| \overrightarrow { \mathbf { A } } |$ = 6.0, $| \overrightarrow { \mathbf { B } } |$ = 5.0,and $\alpha$ = 40$\degree$,determine the scalar product of the two vectors shown. 
A)+19 
B)+23 
C)-19 
D)-23 
E)+30

If ∣A→∣| \overrightarrow { \mathbf { A } } |∣A∣ = 60

If $| \overrightarrow { \mathbf { A } } |$ = 60