Question

Find the magnitude of wy for W( 3. - 3, 1) and X(8. –3,-6)

Answer 1

√74

Explanation:

there is no y.

wx=<8-3,-3+3,-6-1>=<5,0,-7>

|wx|=√(5²+0²+(-7)²)=√(25+49)=√74