# MCQs4All - Mathematics Collection

## Mathematics MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Algebra, Discrete, Applied, Calculus, Geometry, Trigonometry of past papers

``` Question. { 3 n : n ε Z } is an abelian group under subtraction division multiplication addition `````` Question. {X | x ε N Ʌ x < 1} is the singleton set The set with two points a set with three points Empty set `````` Question. {x|x ε N, x ≤ 10} is the Set builder notation Tabular method Descriptive method non descriptive method `````` Question. |z1 - z2 | = > |Z1| + |Z2| ≤|Z1| + |Z2| ≤ Z1 + Z2 > Z1 + Z2 `````` Question. √((1 - sinθ)/(1 + sinθ)) = secθ tanθ-secθ secθ-tanθ cscθ ```
``` Question. 0ι = 0 1 −1 2 `````` Question. 1 - cos2α = 2sinα 2cosα 2secα 2sin²α `````` Question. 1 - cos3α = 2cos²(3α/2) 2sin²(3α/2) 3/2 cos²(3α/2) 2sin²2α `````` Question. 1 - cos4α = 2sin²α 4sin²α 4cos²α 2sin²2α `````` Question. 1 - cos6α = 3sin²α 2sin²3α 3sin²3α 2sin²2α ```
``` Question. 1 - cosα/sinα = tanα/2 −tanα/2 −cotα/2 None of Above `````` Question. 1 - tanθtanphi/1 + tanθtanphi = cos(θ+phi) cos(θ-phi) cos(θ+phi)/cos(θ-phi) None of Above `````` Question. 1 + cot²2θ/2 = sec²θ csc²θ csc²2θ sec²θ/2 ```