Question
Sum of squares of three consecutive numbers is 677. Find
the sum of first and third number.Solution
Let the numbers be (x – 1), x and (x + 1) => (x – 1)2 + x2 + (x + 1)2 = 677 => x2 – 2x + 1 + x2 + x2 + 2x + 1 = 677 => 3x2 = 677 - 2 => x2 = 675/3 => x2 = 225 => x = 15 Required sum = (15 – 1) + (15 + 1) = 30
What is the new name of the old Indian Parliament Building?
The Reserve Bank of India (RBI) has revised investment norms for commercial banks, making it more rigid as it created a new category namely – fair val...
What is the name of the initiative launched by Dubai to allow businesses to operate in all free zones under a single license?
Which Kharif crop had the lowest cost of production in 2024–25 among the listed crops?
Narendra Modi at the 18th G20 Leaders' Summit in New Delhi launched Global Biofuels Alliance (GBA), what is the specific goal for setting a global initi...
Which 4-day theatre festival from 8-11 August 2023 celebrated Arunachal Pradesh's history and showcased plays about unsung heroes and its cultural herit...
What was the total wealth of India’s billionaire promoters in December 2024?
What is the name of the NRE & NRO savings account launched by Bank of Baroda for women NRIs?
Which countries are included under the UPI Global Acceptance feature of Bank of Baroda’s bob इ Pay app?
Which of the following statements about the EU's naval mission in the Red Sea is/are correct?
1. The EU's mission is named Aspides, which is Gree...
