The problem
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Hello, I don't understand step 1 > 2
Answer provided by our tutors
We just pull out '4' (same as 2^2) infront of the breckets. Then the 4s in the numerator and denominator cancel out:
Hello, I don't understand step 1 > 2
We just pull out '4' (same as 2^2) infront of the breckets. Then the 4s in the numerator and denominator cancel out:
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