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What is 125 - (5-9)^3÷2

User Lifeless
by
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1 Answer

2 votes

Answer:

157

Explanation:

Simplify the following:

125 - (5 - 9)^3/2

5 - 9 = -4:

125 - (-4)^3/2

(-4)^3 = (-1)^3×4^3 = -4^3:

125 - (-4^3)/2

4^3 = 4×4^2:

125 - (-4×4^2)/2

4^2 = 16:

125 - (-4×16)/2

4×16 = 64:

125 - (-64)/2

2 | 3 | 2

| 6 | 4

- | 6 |

| | 4

| - | 4

| | 0:

125 - ( - 32)

(-1)^2 = 1:

125 + 32

| 1 | 2 | 5

+ | | 3 | 2

| 1 | 5 | 7:

Answer: 157

User PepperBob
by
8.0k points

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