Math, asked by Bharvansh120, 7 months ago

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

÷ 5³ = 57

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Answers

Answered by suryakhadka029
0

Answer:

19 answer....... make that formula like (a-b) square

Answered by parkhibhandula
1

Answer:

here it is

Step-by-step explanation:

17) yes it's a Pythagorean triplet because

(17)² = (8)²+(15)²

289 = 64 + 225

289 = 289

LHS = RHS

18) (-0.02)³= -0.000008

19) 16a²+25b²-40ab = (4a-5b)²

20)5^m ÷ 5^-3 =5^7

5^m+3 = 5^7

on comparing the values we can say that

m+3 = 7

m = 4

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