Question

7. Dirision by which number is not
difined?
a) 230000 b) 230000 C) 2303000

d2330000​

Answer 1

Answer:

Division by 2303000 number is not defined.

hope this helps you

please mark as brainlest answer

Answer 2

The respective number of significant figures for the numbers 23.023, 0.0003 and 2.1 x 10-3 are

Option 1)

4, 4, 2

Option 2)

5, 1, 2

Option 3)

5, 1, 5

Option 4)

5, 5, 2

Answers (1)

A Aadil Khan

Answered 2 years, 5 months ago

1) 23.023 has 5 significant digits

2) 0.0003 has only 1 significant digits as zero to the left of first non zero digit are not significant.

3) 2.1 x 10-3 It has two significant digits

As we learnt earlier in Based on Tip: Leading Zeros

0.543 - three significant figures

0.069 - two significant figures

0.002 -one significant figure

and Based on Tip: Exponential rotation

1.32 X10-2 -three significant figures

Option 1)

4, 4, 2

It is an in incorrect option

Option 2)

5, 1, 2

It is the correct option.

Option 3)

5, 1, 5

It is an incorrect option.

Option 4)

5, 5, 2

It is an incorrect option.