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Answers to the eighth grade mathematics textbook published by People's Education Press
4.2.88× 10^7÷〈 1.8× 10^6>; = 16

6.2×& lt; 6370× 10^3+ 1×2>; ×3. 14-2×& lt; 6370× 10^3>; ×3. 14= 12。 Fifty-six

7。 32n can be regarded as 24n, < 2m plus 24n > cubic minus 1\2 times 24n =

8。 Open the test paper = Divide by 4y = Divide by 4y = (2y