Question

pls answer all the questions pls click on the page and then see and answer 5 (ii) 6(iii) 7(i) 8(iii) pls pls pls​

Answer 1

Answer:

8.2 ×8.7

(8+ 0.2)× (8+0.7)

8² + 8 (0.2+0.7) + 0.2×0.7

64+ 8×0.9 + 0.14

64+ 7.2 + 0.14

71.34

14.3² - 5.7²

(14.3 + 5.7) × (14.3- 5.7)

20 × 8.6

192

Similarly 7(i) and 8(iii) will be solved using a²-b² = (a+b) (a-b)

Hope this helps ☺️

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Answer 2

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