▼ × (a x b) = (V · b)a – (V · a)b + [b· V]a – [a · ▼]b - -
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Prove the following:
![V x (a x b) = (V - b)a – (V · a)b+ [b · V]a – [a - V]b
a and b are vectors](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0bf15f9f-4b50-4615-a2a7-a74e3d6016a2%2F02f40609-5119-4acc-a841-ed71be46de72%2Fh78l83n_processed.png&w=3840&q=75)
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- Question 5….can you plz solve (d) (e) (f)?A yoyo of radius R and mass M is released from rest with the string vertical and its top end fixed up a support as shown below. How fast is the center of mass of the yoyo moving when it has fallen a distance of 47 cm. Ignore the mass of the string and express your answer if m/s