Question Simplify the expression −efotav2rcos(x) Evaluate rivativeofcos(x)Multiply the terms riv2atieofcos(x)Use the commutative property to reorder the terms irv2atieofcos(x)Multiply the numbers More Steps Evaluate i×iMultiply i2Use i2=−1 to transform the expression 1×(−1)Calculate −1 −rv2ateofcos(x)Use the commutative property to reorder the terms −erv2atofcos(x)Solution −efotav2rcos(x) Show Solution
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