MathematicsMedium202×since 2002Q5815If ∣a→∣=2,∣b→∣=5\left| {\overrightarrow a } \right| = 2,\left| {\overrightarrow b } \right| = 5a=2,b=5 and ∣a→×b→∣\left| {\overrightarrow a \times \overrightarrow b } \right|a×b = 8, then ∣a→. b→∣\left| {\overrightarrow a .\,\overrightarrow b } \right|a.b is equal to :A6B4C3D5Check answerSkip