(a).

The size of poulation  growth after years is .

Observe  the table :

Initial year is and population of India is .

The time between every two consecutive years is years.

In the year , the population of India is  .

The population growth equation is .

Substitute , and  in the equation .

The size of poulation growth after years is .

Predict the population of India in the year .

For the year , the time is .

Substitute in the equation .

million.

The population of India in the year is million.

From the table, the population of India in the year is million.

The difference of predicted population and actual popluation is million.

(b).

The size of poulation  growth after years is .

Observe  the table :

Initial year is and population of India is  .

The time between every two consecutive years is years.

In the year , the population of India is .

The population growth equation is .

Substitute , and in the equation

The size of poulation growth after years is .

Predict the population for the year .

For the year , the time is .

Substitute in the equation .

million.

The population of India for the year is million.

From the table, the population of India in the year is million.

The difference of predicted population and actual popluation is million.

The size of poulation growth after years is .

Predict the population for the year .

For the year , the time is .

Substitute in the equation  

million.

The population of India for the year is million.

Predict the population for the year .

For the year , the time is .

Substitute in the equation   .

million.

The population of India for the year is million.

(a).The size of poulation growth after years is .

The population of India in the year is million.

(b) The size of poulation growth after years is .

The population of India for the year is million.

The population of India for the year is million.

The population of India for the year is million.