Question
Sum of squares of three consecutive numbers is 1589.
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 = 1589 => x2 – 2x + 1 + x2 + x2 + 2x + 1 = 1589 => 3x2 = 1589 - 2 => x2 = 1587/3 => x2 = 529 => x = 23 Required sum = (23 – 1) + (23 + 1) = 46
___________ is composed of unspecialized living cells with relatively thin cell walls, intercellular space, present in soft part of the plants.
LIC recently increased its stake in which public sector bank from 4.05% to 7.10%?
What was the record distance of Neeraj Chopra's winning throw in the men's javelin final at the 2023 World Athletics Championships?
Which of the following conditions is true about DICGC?
Which colour is NOT included in the Olympic flag?
Which of the following agreements was signed to regulate the international monetary and financial order after the conclusion of World War II?
Which of the following regions is known for oil extraction in India?
Which of the following musicians of medieval India is referred to as ‘Tuti-e-Hind’ and is also regarded as the father of qawwali?
The violation of Fundamental Rights could be redressed by the Supreme Court under which of the following Articles?
Which of the following Indian festivals is celebrated by suspending a pot containing butter, curd, etc. high above the ground with people trying to brea...
Relevant for Exams:
