Question: fPerform the indicated operations & simplify. Add: (21 - 172) + (18 + 242) sum = Subtract: (21 - 172) - (18 + 242) difference

\fPerform the indicated operations & simplify. Add: (21 - 172) + (18 + 242) sum = Subtract: (21 - 172) - (18 + 242) difference =Perform the indicated operation & simplify. Express the answer in terms of i (as a complex number). 3i (9 + 4i) =\f8 + V-288 Simplify the radical expression -8 8 + 7iv/13 Write your answer in exact form without decimals. To enter an expression such as type 3 (8+7isqrt(13))/3. The result is\fPerform the indicated operation & simplify. Express the answer in terms of i (as a complex number). (12 + 32)23 + V-63 Simplify the radical expression 3 Write your answer in exact form without decimals. To enter an expression such as 8 + 2\\13 type 8+isqrt(13). The result isPerform the indicated operation & simplify. Express the answer in terms of i (as a complex number). (7 + 52)( -6 -12i) Question Help: Video ) Message instructor Submit Question\fPerform the indicated operation & simplify. Express the answer in terms of i (as a complex number). ( - 42) (12i)Simplify: -2+i 3i

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