Question Simplify the expression −etav2rcos(x) Evaluate rivativecos(x)Multiply the terms riv2atiecos(x)Use the commutative property to reorder the terms irv2atiecos(x)Multiply the numbers More Steps Evaluate i×iMultiply i2Use i2=−1 to transform the expression 1×(−1)Calculate −1 −rv2atecos(x)Use the commutative property to reorder the terms −erv2atcos(x)Solution −etav2rcos(x) Show Solution