Digital ACT Math Practice Question #2080
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
u · v = 5*3 + (2)*-4 = 7.
The dot product is u · v = (u_1)(v_1) + (u_2)(v_2) = (5)(3) + (2)(-4) = 7....
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