16. Divide 3x4
– 5x³ – 5 by 5x².
17. Is 8 , 15 ,17 a pythagorean triplets? Why? Justify.
18. Find the cube of – 0.02.
19. Factorize 16a² + 25b² – 40ab.
20. Find the value of m so that 5m
÷ 5³ = 57
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Answer:
cube of -0.02 is 0.27144
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18)0.27144
19)16a2+25b2-40ab
(4a)2-4(4a)(5b)+(5b)2
19)16a2+25b2-40ab
(4a)2-4(4a)(5b)+(5b)2
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