Question

Write in usual form
(a) 2.531 x 103
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Answer 1

2.531 x 103 = 260.693

Hope it helps

Answer 2

Answer:

To convert a smaller number(negative powers of 10) to its usual form shift the decimal towards the left by the number of places equivalent to the power of 10.

3.02 × 10−6 = 3.02/1000000

∴ its usual form is 0.00000302