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Solve x^3=27? A. x = 3 B. x = 3 and x = –3 C. x = 9 D. x = 9 and x = –9 plz help asap plz
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Solve x^3=27? A. x = 3 B. x = 3 and x = –3 C. x = 9 D. x = 9 and x = –9 plz help asap plz
asked
Sep 10, 2019
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Solve x^3=27?
A. x = 3
B. x = 3 and x = –3
C. x = 9
D. x = 9 and x = –9
plz help asap
plz
Mathematics
middle-school
Antirez
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Your answer is A. x = 3.
This is because to solve x³ = 27, we need to cube root both sides of the equation, and the cube root of 27 is 3.
It cannot be -3, as -3 × -3 × -3 = 9 × -3 = -27.
I hope this helps!
Headmaster
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Sep 16, 2019
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