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Definitely cory

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(a) Answer: -32

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Guan Shen

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a]15-49square+2cubed]=15-7+8=16

-2x16=-32

b]64cube-5=-1

16-[-1]=17

17x7=119

64-119=-55

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(a)

-2 × (15 - √49 + 2³)

= -2 × (15 - 7 + 8)

= -2 × (16)

= -32 (ANS)

(b)

4³ - (7 × (16 - (∛64 - 5) ) )

= 4³ - (7 × (16 - (4 - 5) ) )

= 4³ - (7 × (16 - (-1) ) )

= 4³ - (7 × (16 + 1 ) )

= 4³ - (7 × 17)

= 4³ - 119

= 64 - 119

= -55 (ANS)

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Ans:-32

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Instructions to post in your group

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The task: Textbook 1A (p51) You have a CHOICE

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The task: Textbook 1A (p51) You have a CHOICE

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Choose 1 question.

Write all steps clearly.

Post a clear photo of your work under your group.