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Post under tag algebra
Most answered puzzles under tag algebra
Recent
MCQs
Unanswered
Most votes
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Most answers
0
votes
If one of the roots of the quadratic equation 2x^2 + px + 4 = 0 is 2, then what is the other root of the equation?
posted
Jul 31, 2018
by
anonymous
algebra
mathematical
+1
vote
How many days will 15 women and 5 men take to do it?
posted
Jul 12, 2018
by
Basabdatta Mukherjee
mathematical
algebra
0
votes
If A = 3 and B = 4 + i, A/B = ?
posted
Jul 10, 2018
by
anonymous
algebra
0
votes
What would be the reminder when x^1001 - 1 is divided by x^4 + x^3 + 2x^2 + x + 1?
posted
Jul 5, 2018
by
anonymous
algebra
0
votes
How many boys and girls were in the group?
posted
Jul 5, 2018
by
Tapesh Kulkarni
mathematical
algebra
0
votes
Find the number of positive integral ordered pairs a, b satisfying the equation a^b + b^a = 100
posted
Jun 16, 2018
by
anonymous
algebra
0
votes
What is the value of X?
posted
Jun 15, 2018
by
Aman
mathematical
algebra
0
votes
If a^2 + b^2 + C^2 = 9 then what is the max value of 2(a + b + c) - abc where a,b,c are real numbers?
posted
Jun 7, 2018
by
anonymous
algebra
mathematical
0
votes
How many factors of ********** are even numbers?
posted
Jun 7, 2018
by
anonymous
mathematical
algebra
+1
vote
If a,b and c are positive real numbers, such that (1+a)(1+b)(1+c) = 8 then the maximum value of a.b.c
posted
May 31, 2018
by
Varuna Magar
algebra
mathematical
+1
vote
If integers x and y are such that xy+1 is divisible by 24 then is x+y also divisible by 24?
posted
May 31, 2018
by
anonymous
algebra
logic
+1
vote
A circle of radius 1 is tangent to the parabola y=x^2 as shown. Find the gray area between the circle and the parabola?
posted
May 25, 2018
by
anonymous
geometry
mathematical
algebra
0
votes
If log 27 = 1.935, then what is the value of log 9
posted
May 23, 2018
by
anonymous
algebra
mathematical
0
votes
What would be the sum of all positive integers n such that 20n and 5n+275 both are perfect squares?
posted
May 21, 2018
by
Samardeep Acharya
algebra
mathematical
0
votes
What is the least positive integer n such that n!(n+1)!(2n+1)! - 1 yields a number ending with thirty digits of 9's?
posted
May 3, 2018
by
anonymous
number puzzle
algebra
0
votes
What is the domain of the function log(log(sinx))?
posted
May 2, 2018
by
anonymous
algebra
mathematical
+2
votes
Find natural number n such that (5n)! has 2018 trailing 0's?
posted
Apr 30, 2018
by
anonymous
number puzzle
mathematical
algebra
+1
vote
If the difference between the roots of the equation x^2 + px + 8 = 0 is 2 then what is the possible value if P?
posted
Apr 1, 2018
by
anonymous
algebra
0
votes
What is the remainder in terms of x when x^1999 is divided by (x^2 - 1)?
posted
Apr 1, 2018
by
anonymous
algebra
logic
+1
vote
If a + b + c = 7, a^2 + b^2 + c^2= 35 and a^3 + b^3 + C^3 = 151 then find the value of abc?
posted
Apr 1, 2018
by
anonymous
algebra
logic
+1
vote
L.C.M of two numbers is 156 and their H.C.F is 2. If the sum of the numbers is 38, then what is their difference?
posted
Mar 13, 2018
by
anonymous
mathematical
algebra
0
votes
Find the remainder when 23^23 is divided by 53?
posted
Mar 12, 2018
by
anonymous
number puzzle
algebra
0
votes
What is the remainder when 19^92 is divided by 92?
posted
Mar 12, 2018
by
anonymous
number puzzle
logic
algebra
+1
vote
1/2! + 2/3! + 3/4! + 4/5! ...= ?
posted
Mar 8, 2018
by
anonymous
mathematical
algebra
+1
vote
What is the value of (n!)^1/n where n tends to the infinity?
posted
Feb 27, 2018
by
anonymous
number puzzle
algebra
+1
vote
Initially, 60% of all attendees in a school party were girls. A while later, with 8 girls and 12 boys gone...
posted
Feb 21, 2018
by
anonymous
logic
algebra
+1
vote
Below is a multiplication table up to y*y. Find y such that the sum of all the products in the table equals 44488900?
posted
Feb 6, 2018
by
anonymous
logic
algebra
0
votes
Find the middle term of the sequence formed by all three digits numbers which leave a reminder 3, when divided by 4....
posted
Jan 30, 2018
by
anonymous
algebra
mathematical
+1
vote
If 5.**********...=a/b then find the value of a and b?
posted
Jan 30, 2018
by
anonymous
algebra
mathematical
0
votes
If a^2−b^2=2352 and a^2+b^2=5090 then what is the value of 29ab?
posted
Jan 30, 2018
by
anonymous
algebra
mathematical
0
votes
If a^2−b^2=2352 and a^2+b^2=14210 then what is the value of 13ab?
posted
Jan 23, 2018
by
anonymous
mathematical
algebra
+1
vote
True or False: 1/0! + 1/1! + 1/2! + 1/3!.... = 0/0! + 1/1! + 2/2! + 3/3!....
posted
Jan 9, 2018
by
anonymous
mathematical
algebra
+1
vote
If C is coefficient of x^2 in the equation (1-x)(1+2x)(1-3x)(1+4x)...(1+14x)(1-15x) , fine the value of |C|
posted
Jan 4, 2018
by
anonymous
algebra
+1
vote
x is a positive integer such that the sum of its digits times 5 equals itself. What is x?
posted
Dec 15, 2017
by
anonymous
number puzzle
algebra
0
votes
What is the smallest positive integer n such that x^n - 1 is factored into precisely five irreducible factors?
posted
Nov 26, 2017
by
anonymous
algebra
0
votes
How many apples were in the crate originally?
posted
Nov 13, 2017
by
Varuna Magar
logic
algebra
0
votes
If r is a root of the equation x^2 + 2x+6 = 0 then what is the value of (r+2)(r+3)(r+4)(r+5)?
posted
Nov 12, 2017
by
anonymous
algebra
0
votes
if a,b,c,d are positive real numbers and a^2+b^2=c^2+d^2=2 then what is the max value of ac+bd?
posted
Nov 9, 2017
by
anonymous
algebra
0
votes
What is the sum of all the real roots of the equation: |x−2|^2+|x−2|−2=0
posted
Nov 6, 2017
by
anonymous
algebra
mathematical
0
votes
Take number 1000 and then add 20 to it. Now add 1000 one more time. Now add 30. Now add.............What is the total?
posted
Oct 11, 2017
by
Tapesh Kulkarni
algebra
number puzzle
0
votes
What is the range of the values of k such that k Cos A - 3 Sin A = k + 1 has a real solution?
posted
Oct 6, 2017
by
anonymous
trignomatry
algebra
mathematical
0
votes
How many factors of ********** are perfect squares and which are those factors?
posted
Sep 20, 2017
by
anonymous
mathematical
algebra
number puzzle
+1
vote
If x^3+y^3+z^3 = x^2+y^2+z^2 = x+y+z = 1 then what would be the max value of xyz?
posted
Sep 7, 2017
by
anonymous
algebra
mathematical
0
votes
If x(x+y) = y(y+z) = z(z+x) and x,y,z are positive integers, then is it definitely true that x=y=z?
posted
Sep 1, 2017
by
anonymous
algebra
0
votes
Find the value of: (7)^1.35 * (13)^0.35 * (91)^0.65 = ?
posted
Aug 18, 2017
by
anonymous
algebra
logic
0
votes
If x + 1/x = 4 then what is x^3 + 1/x^3 = ?
posted
Aug 1, 2017
by
anonymous
algebra
mathematical
+1
vote
How many factors of 878800000 are perfect squares and which are those factors?
posted
Jul 19, 2017
by
anonymous
mathematical
algebra
number puzzle
0
votes
If 5^x * 2^3 = 36 then find 5^(x+1) =?
posted
Jul 4, 2017
by
anonymous
logic
mathematical
algebra
0
votes
Find the number of ordered pairs (x,y) satisfying the system of equations - a) x+y^2 = 12 b) x^2 + y = 12
posted
Jun 27, 2017
by
anonymous
mathematical
algebra
0
votes
Find the number of distinct fractions a/b, where both a & b are integers with 0<=a<=b<=50 and gcd(a,b) = 1?
posted
Jun 9, 2017
by
anonymous
algebra
mathematical
number puzzle
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