Question
The value of [(3√2+2) × (3√2-2)] of 13
+ 15 is:Solution
Formula used: (a - b)(a + b) = a2 - b2 => [(3√2 + 2) × (3√2 - 2)] of 13 + 15 ⇒ [(3√2)2 - (2)2] × 13 + 15 ⇒ [18 - 4] × 13 + 15 ⇒ 14 × 13 + 15 ⇒ 197 ∴ The required result = 197
By what percent the number of voters voting in Haryana is less than that of voters voting in Gujarat?
What is the difference between average number of article sold by B and D on all the four days?
If city D sell only white color and grey color automatic cars in the ratio of 17:13 respectively, then find the difference between the number of white c...
The ratio of number of Milton water bottles sold by shop B and C is 5:3 and the ratio of number of Cello water bottles sold by shop B and C is 3:7. Find...
Find the average number of medals won by players from each country over the five years. What is the ratio of the average number of medals won by Countr...
Number of girls playing Hockey is what percentage of number of boys playing Football?
What is the ratio of the number of males working in department B to number of females working in department C?
Find the average number of smart watch manufactured in the month of August by Noise, Fire-Boltt and Fitbit together.
If ratio of male to female employee promoted from PNB is 9 : 7, then find difference between male and female employee promoted from PNB?
Number of Sold Nokia mobile in months of March and December together is what percentage more or less than number of sold Samsung mobile in Months of Au...
Relevant for Exams:
