Question

plz tell me the answer option a b c or d ​

Answer 1

Answer:

C) a = 3 , b = 1 , c = 3

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

1960 = 2a × 5b ×7c

2 3 × 5 1× 7 2 = 2a ×5b×7c

••• -7 a= 3

b = 1

c=2

● value of 2-a × 7b ×5-c

= 2-3 × 7 1 × 5-2

7/23×52 = 7/8×25

=7/200

Answer is == D a=3 ,b =1, c=2

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