Math, asked by amrinsheikh914, 3 months ago

Simplify the following using identities.
(a) 101 x 99
(b) 202 x 198

Answers

Answered by raoradhe

4

Answer:

a) 101 * 99 = (100+1) (100-1)

= 100² - 1²

= 10000 - 1 = 9,999

b) 202 * 198 = (200+2)(200-2)

= 200² - 2²

= 40000 - 4 = 39,996

Previous Question

Next Question

Similar questions

Hindi, 1 month ago

हरी बिंदी कहानी में लेखक क्या संदेश देना चाहती है...

English, 1 month ago

According to nahru how how can we sape our dreams in realty...

English, 1 month ago

What are the things that you would ask if and when you meet an alien ?

English, 3 months ago

What is the most accurate origin of the name Aquize? 1.African 2.Arabic 3. English 4. Hindi 5.Islamic/Muslim 6. None of the above pls tell fast...

Math, 3 months ago

Find the fourth proportional to the following numbers - 4, 3.5,4.8...

Sociology, 10 months ago

discuss about the family planning appliances.?--5 marks...

Math, 10 months ago

Carly surveyed the students in her class to find the type of music they preferred the results are shown in this chart Carly is writing a news article about the survey for the school paper she wants to show the results in fraction form what fraction of the class preferred country western music ? 18 rock 8 country/western 4 classical...

Chemistry, 10 months ago

A cylindar of radi is R made of thermal conductivity K1 is sourrounded by vlinders of inner radius R and outer radius 3R made of material thermal conductivity KE.The two ends of the combined system are maintained at two different temperatures. There is no loss of heat across the cylindrical surface and the system is in steady-state. The effective thermal conductivity of the system is...