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find the value of x after this statement is performed in Java x=3*9*(3+9*7/(1+2)); 324 54 O 567 648 1. Assume x = 6; what is printed in each of the following segments: if(x=6) System.out.println("Matched "); else System.out.println("Not matched. "); System.out.println("Sequence continues. "); Matched. Not matched. Not matched. Sequence continues. Matched. Sequence continues. Which of the following is illegal variable identifier(variable name ) 5_num num55 n_um5 num