solve $by \: what \: number \: should \: (\frac{5}{3} ) ^{ - 2} be \: multiplied \: so \: that \: the \: product \: becomes( \frac{7}{3} ) ^{ - 1}$ ...

Science, 11 months ago

make a survey of your school according to the plan of disaster management and write the point wise information ...

Q.19. The necessary condition for twovectors A and B to be perpendicular, isA B ) = 1ОООA XⓇB X=0O AL.B X=0O A 1.B X=1​

Answers

Q.19. The necessary condition for two
vectors A and B to be perpendicular, is
A B ) = 1
ООО
A XⓇB X=0
O AL.B X=0
O A 1.B X=1