Advertisements
Advertisements
प्रश्न
Choose the most appropriate option:
Two consecutive even positive integers, sum of the squares of whichis 1060 are:
विकल्प
16 and 18
12 and 14
22 and 24
20 and 22
उत्तर
22 and 24
Explanation:
Let two consecutive even number be x and x + 2
According to the question,
x2 +(x+2)2 = 1060
2x2 + 4x + 4 = 1060
2x2 + 4x − 1056 = 0
x2 + 2x − 528 = 0
By solving
x = 22 and x + 2 = 24
APPEARS IN
संबंधित प्रश्न
The 10th term of the series: 5, 8, 11, 14, ... is:
x ex dx is equal to:
The max. value of sin x + cos x:
The value of 1 + `1/4 + 1.3/4.8 + (1.3.5)/(4.8.12) + ........` is :
In a town, there are 94500 people. 2/9 of them are foreigners, 6400 are immigrants and the rest are natives. How many are natives?
If x =`(3/2)^2(2/3)^-4`, the value of `"x"^-2` is
A man went to the Reserve Bank of India with ₹2000. He asked the cashier to give him ₹10 and ₹20 notes only in return. The man got 150 notes in all. How many notes of ₹10 did he receive?
In a group of students in a class, 20 are in the debating club, 24 in the drama club and 27 in the recitation club. If 12 like drama and debate, 10 like recitation and debate, 14 like drama and recitation and 7 like all the three activities, then the total number of students in the class is
If x and y are positive integers such that (3x + 7y) is a multiple of 11, then which of the following will be divisible by 11?
The sum of the three numbers is 132. If the first number be twice the second and third numbers be one-third of the first. then the second number is
