I need help on #42 b
2 answers:
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Answer:
C
Step-by-step explanation:
Given
4x² = 64 ( divide both sides by 4 )
x² = 16 ( take the square root of both sides )
x = ± = ± 4
Solutions are x = - 4 and x = 4 → C
Answer:
C
Step-by-step explanation:
Given
4x² = 64 ( divide both sides by 4 )
x² = 16 ( take the square root of both sides )
x = ± = ± 4
Solutions are x = - 4 and x = 4 → C