Question

verify |α*b|=|α|*|b| for a=-4/7 b=7/8​

Answer 1

Answer:

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Step-by-step explanation:

LHS

|a × b| = | -4/7 × 7/8| = 1/2

RHS

|a| × | b| = 4/7 × 7/8 = 1/2

LHS = RHS