Independent because the ratio of the second cube is the same (1:6), and it isn't affected by the result of the first cube
Answer:
Option B is the correct answer
Step-by-step explanation:
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Answer:
I believe it's the last one.
<span>4x^2 - 25
= (2x)^2 - 5^2 .................using a^2 - b^2 = (a+b)(a-b)
= (2x + 5)(2x - 5)</span>