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Complex Numbers - Addition 7) (-8-21) + (6+4i) A) 14 + 6i B) 3- 2i C) -14 + 2i D) -2+ 2i Complex Numbers - Graphing 8) -5+i A) Anaginary Real B Anaginary Real C) knaginary Real D) knaginary RealOperations with Rational Expressions - Complex 1 X' + 6 + X 3 * X+ 6 1) X x + 6 3 21 + 3x X + 6 A) * + 6 x-+ 3 B 9x + 54 9x -xz C) x2 + 12x + 36 3+x2+6x D) 3x-+ 18x Properties of Logarithms - Expanding and Condensing 2) log 2 1092( a4 = 15 ) log , a log , b A) log , C+ + 2 2 B) 4log, a - 5log, b C) 5log , a + 20log2 b D) 20log2 a + 510g 2 b Logarithmic Equations 3) log, 2x - log, 5 =2 A) (90) 10962x - 10965 = 2 B) (22) D) (15Systems of Equations 4) 2x + y = 4 -10x - 5y=-20 A) (7, -9) B) (9, -7 ) C) (-7, 9) D) Infinite number of solutions Exponential Equations 5 ) 3-20 = 326+ 2 A ) B) (2) D) 10) Domain and Range 6) y X 2 A) Domain: x