Question

Which of the following is equivalent to 63 − 42²?
a)7 × × × (3 × − 2 × )
b)3 × 7 × × × (3 × − 2 × )
c)3 × 7 × × × (3 × − 2 × 3 × )
d)3 × 7 × × × (3 × × − 2 × )​

Answer 1

Answer:

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