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Recent questions tagged algebra
+2
votes
1
answer
One of the factors of 9x^2 – 4z^2 – 24xy + 16y^2 + 20y – 15x + 10z is
asked
Apr 7, 2019
in
Class 11
by
kratos
algebraic expressions
factorisation
algebra
class-8
two dimensional analytical geometry
class-11
class-10
nmtc
+1
vote
1
answer
Angles of a quadilateral are (4x) ,5(x+2) ,(7x-20) and 6(x+3). Find the value of x and each angle of quadrilateral
asked
Apr 7, 2019
in
Class 9
by
kratos
quadrilateral
algebra
class-8
class-6
class-9
areas of parallelograms
icse
sequences and series
+1
vote
1
answer
Christopher Columbus, (a) ______born in 1451 AD. Unlike the people of his time, (b) ___. In order to prove his belief he said
asked
Apr 7, 2019
in
Class 11
by
kratos
algebra
development of nationalism in the world
class-11
class-10
class-7
flight
north america and south america
+3
votes
1
answer
The term independent of x in the expansion of (1/60 - x^8/81)(2x^2- 3/x^2)^6 is equal to :
asked
Apr 6, 2019
in
JEE
by
kratos
class-11
jee mains 2019
algebra
+2
votes
1
answer
Find the remainder when x^51 + 51 is divided by x+ 1.
asked
Apr 4, 2019
in
Class 11
by
kratos
algebra
number system
class-11
remainders
class-9
class-10
binomial theorem
quotient
polynomials
+1
vote
1
answer
a, b, c are positive real numbers forming a. G.P. If ax^2 + 2bx + c = 0
asked
Apr 3, 2019
in
JEE
by
kratos
algebra
jee
quadratic equations
class-10
jee mains
+3
votes
1
answer
How much does a^2 − 3ab + 2b^2 exceed 2a^2 − 7ab + 9b^2?
asked
Apr 3, 2019
by
kratos
algebraic expressions
algebra
class-8
algebraic identities
class-7
+1
vote
1
answer
Let a, b, c are positive real numbers forming an A.P. and ax^2 + 2bx + 5c = 0 has real roots, if
asked
Apr 3, 2019
in
JEE
by
kratos
algebra
jee
quadratic equations
class-10
jee mains
+3
votes
1
answer
Complete the table and by inspection of the table find the solution to the equation 5t =35.
asked
Apr 2, 2019
in
Mathematics
by
kratos
ncert
maths
algebra
class-6
+1
vote
1
answer
If x^16y^9=(x^2+y)^17, prove that dy/dx=2y/x.
asked
Apr 1, 2019
in
JEE
by
kratos
algebra
jee
differential equations
class-9
algebraic identities
jee mains
class-12
+2
votes
1
answer
Let * = {1, 2,....., 20}. A subset B of * is said to be "nice", if the sum of the elements of B is 203.
asked
Mar 31, 2019
in
JEE
by
kratos
algebra
the gift of the magi
class-11
jee
kvpy
jee mains 2019
jee mains
class-12
+3
votes
1
answer
The quadratic equation x^2 – 9x + 3 = 0 has roots α and β.
asked
Mar 30, 2019
in
Class 10
by
kratos
class-9
class-10
algebra
quadratic equations
+2
votes
1
answer
A car is going at a speed of 21.6 km/hr when it encounters a 12.8 m long slope of angle 30
asked
Mar 30, 2019
in
JEE
by
kratos
algebra
class-8
csat
class-11
energy
jee
time and distance
jee mains
friction
+1
vote
1
answer
The greatest possible number of points of intersection of 8 straight lines and 4 circles in a plane is
asked
Mar 30, 2019
in
JEE
by
kratos
algebra
class-11
jee mains
class-10
class-8
jee
+1
vote
1
answer
Formula for know the number of matches in dould league tournament
asked
Mar 28, 2019
in
JEE
by
kratos
algebra
cbse
csat
jee
physical education
class-6
planning in sports
jee mains
arithmetic
class-12
+3
votes
1
answer
If a denotes the no. of permutation of x + 2 things taken all at a time, b the no. of permutation of x things taken 11 at a time and c
asked
Mar 26, 2019
in
JEE
by
kratos
algebra
class-11
jee
permutations and combinations
jee mains
jee main
+2
votes
1
answer
If 2 + i is a root of the equation x^3 – 5x^2 + 9x – 5 = 0, then the other roots are
asked
Mar 24, 2019
in
JEE
by
kratos
algebra
theory of equations
jee
quadratic equations
class-9
jee mains
class-12
+1
vote
1
answer
Statement–1 : If the roots of x^5 – 40x^4 + Px^3 + Qx^2 + Rx + * = 0 are in G.P. and sum of their reciprocal is 10, then |*| = 32.
asked
Mar 23, 2019
in
JEE
by
kratos
straight lines
algebra
jee
quadratic equations
class-10
jee mains
class-12
polynomials
+2
votes
1
answer
There are thirteen 2digit consecutive odd numbers
asked
Mar 23, 2019
in
Social Science
by
kratos
the woman on platform 8
algebra
upsc
class-8
class-11
class-9
class-10
social and religious reform movements in the 19th century
+1
vote
1
answer
In a cyclic quadrilateral ABCD, ∠A = (2x + 11)°, ∠B = (y + 12)°, ∠C = (3y + 6)° and ∠D = (5x - 25)°, find the angles of the quadrilateral.
asked
Mar 22, 2019
in
Class 10
by
kratos
pair of linear equations in two variables
class-9
class-10
algebra
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