Question

I NEED HELP!! I DON"T UNDERSTAND!!!

Given that P = (7, 16) and Q = (-1, 7), find the component form and magnitude of qp

Answer 1

@ganeshie8 @mathstudent55 @SolomonZelman

Answer 2

@zepdrix

Answer 3

@robtobey @tkhunny

Answer 4

\(\vec{QP} = \vec{P} - \vec{Q} = (7+1, 16-7) = (8,9)\)

Answer 5

Magnitude |\(\vec{QP}\)| = \(\sqrt{8^2 +9^2} = \sqrt {145}\)

Answer 6

Does that help ?

Answer 7

oh my gosh thank you sooooo much!!!

Answer 8

You are welcome :)