Question

Which equation has only 7 as a possible
value of x.
A. x = 343
B. X'= 21
C. x² = 343
D. x² = 21

Answer 1

Answer:

x³ = 343, if x = 7

Step-by-step explanation:

If x = 7, then:

• x² = 49
• x = 7
• x³ = 343

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