Mathematics, 03.07.2019 05:40 medellincolombia99

Refer to expression 1 and expression 2. expression 1: 6 * 7 - 3^2 * 9 + 4^3 expression 2: 5 + 4 * 2 + 6 - 2 * 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.

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Refer to expression 1 and expression 2. expression 1: 6 * 7 - 3^2 * 9 + 4^3 expression 2: 5 + 4 *...