All calculated numeric answers should be exact or have at least 3 places precision. Question 4) Given: Arg(Ln(z)) = 2.5 (radians) and |z| = 50. Find Q = Re(2) Im(z) Question 5) For x, y,ZER 5x 5y -Z =0 Given: 2x 14y 2z = 0 X -23y -5z = 0 and xyz = -1250. Find: S= xty+ z Question 4) Enter the value of Q a) 3.8366 b) 3.9900 c) 4.1496 d) 4.3156 e) 4.4882 4.6678 g) 4.8545 h) 5.0486 Question 5) Enter the value of S from the following choices: a) -20 b) +20 c) -30 d) +30 c) -40 +40 -50 +50