List of top Mathematics Questions

P(x)+P("not x") =
The base of two similar triangles are 24 cm and 18 cm. If one side of the first triangle is 8 cm then corresponding side of other triangle is
In the\( ∆ABC; D, E\) and \(F\) are the mid points of the sides \(BC, CA\) and \(AB.\) Then area of \(∆DEF:\) area of \(∆ABC=\)_____
In the given figure \(∠BAC = 90^ \degree\),\( AD ⊥ BC, BD=9\) cm and \(CD=16\) cm then \(AC=?\)
AD ⊥ BC, BD=9 cm
In the figure \(OB = 13\) cm, \(OP⊥AB\), \(OP=12\) cm then \(AB =\)
OB = 13 cm
If \(\cot \theta = \frac{b}{a}\) then \(\frac{\cos \theta + \sin \theta}{\cos \theta - \sin \theta}\)=
The value of \(\frac{1 - \tan^2 45^\circ}{1 + \tan^2 45^\circ}=\)
How many two digit numbers are divisible by 7?
The value of \(\sin \theta\) or \(cosθ\) never exceeds
The roots of \(x^2+x-6=0\) are
If \(α, ẞ\) are the roots of a quadratic equation \( ax^2 + bx+c=0, a ≠0\) then \(\frac{1}{\alpha} + \frac{1}{\beta}\)=___
If \(x^2+kx+1=0\) has a root x=1 then k=____
If the roots of the quadratic equation \(ax^2 + bx+c=0\) are \(sin α\) and \(cos α\), then \(1+2\frac{c}{a}=\)
A={C,O,V,I, D, 19, 2020}, B={C,O,V,I, D, 19, 2021} then B-A=?
The tops of two poles are of height 20 m and 14 m are connected by a wire. If the wire makes an angle 30° with the horizontal, then the length of the wire is
Three cubes of sides 6 cm, 8 cm and 1 cm are melted to form a new cube then the length of the edge of the new cube is
A reservoir is in the shape of a frustum of a right circular cone. It is 8 m across at the top and 4 m cross at the bottom. It is 6 m deep then its capacity is
Which of the following equation is not a linear equation?
If the system of equations 3x-2y-7=0 and kx+2y+11=0 has unique solution then
\(\frac{1}{\sqrt{2}}\) is ______ .
The median of 17,31, 12, 27, 15, 19, 23 is
In the figure, the value of cosec A is
In the figure, the value of cosec A is
If the diameter of a sphere is 'd' then its volume is
If 7x-5y=2 and 3x+y=4, then x=?
If x+7y=7 and 7x-3y=-3, then y =?