Seudónimo Seudónimo 11-09-2018 Mathematics contestada Expression 1 6 x 7 – 3^2 x 9 + 4^3 = Expression 2 5 + 4 x 2 + 6 – 2 X 2 - 1 (a) What is the value of Expression 1? (b) Insert parentheses in Expression 2 so that it has a value of 19. Then show why your expression has a value of 19. Answer:
