If a = (2, -1, 3) and b = (2, 2, 1), find the following. axb = b x a = Need Help? Read It Watch It Submit Answer 6. [-/2 Points] DETAILS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHE Find two unit vectors orthogonal to both (9, 7, 1) and (-1, 1, 0). (smaller i-value) (larger i-value) Need Help? Read It Watch It Submit Answer 7. [-/1 Points] DETAILS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHE Find the area of the parallelogram with vertices A(-2, 2), B(0, 5), C(4, 3), and D(2, 0). Need Help? Read It Watch ItConsider the points below. P(1,0,1), Q(=2,1,4), R(5,2,7) (a) Find a nonzero vector orthogonal to the plane through the points P, Q, and R. (b) Find the area of the triangle PQR. Need Help? Submit Answer 9. [-/1 Points] DETAILS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the volume of the parallelepiped determined by the vectors a, b, and c. a=(1,4,2), b= (-1,1,5), =(3,1,4) cubic units Need Help? Submit Answer 10. [-/1 Points] DETAILS MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the volume of the parallelepiped with adjacent edges PQ, PR, and PS. P(=2,1,0),Q(3, 4, 3),R(1, 4, -1), S(3, 6, 4) cubic units e S A bicycle pedal is pushed by a foot with a 60-N force as shown. The shaft of the pedal is 24 cm long. Find the magnitude of the torque about P. (Round your answer to one decimal place.) N . m 60 N 70 10 Need Help? Read It Watch It Master It