MCQOPTIONS
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MCQOPTIONS
This section includes 391 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics Mcqs knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
Intersection of two sets A and B is |
| A. | A = B |
| B. | A ? B |
| C. | A ? B |
| D. | A n B |
| Answer» B. A ? B | |
| 152. |
Letters of CANADA taken all at a time can be written in |
| A. | 2 ways |
| B. | 6 ways |
| C. | 24 ways |
| D. | 720 ways |
| Answer» B. 6 ways | |
| 153. |
Inverse of an identity relation is |
| A. | Not an identity relation |
| B. | Not a relation |
| C. | An identity relation |
| D. | An empty set |
| Answer» B. Not a relation | |
| 154. |
If tan? < 0, sin? < 0, then terminal arm of angle lies in quadrant |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» B. 2 | |
| 155. |
If tan? > 0, sin? < 0, then terminal arm of angle lies in quadrant |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 156. |
If X is an image of Y under function f, we write it as |
| A. | Y = x |
| Answer» B. | |
| 157. |
If x4 3x + 5 is divided by 2x 1, then remainder is |
| A. | 35?16 |
| B. | ?35?16 |
| C. | ?9 |
| D. | 3 |
| Answer» B. ?35?16 | |
| 158. |
If y is an image of x under function f, we write it as |
| A. | Y = x |
| Answer» B. | |
| 159. |
If z = 5 -3( ?), then z inverse = |
| A. | 5 /34 + (?) 3?34 |
| B. | 5 /44 + (?) 3?34 |
| C. | 5 /34 - (?) 3?34 |
| D. | 5 /34 - (?) 9?34 |
| Answer» B. 5 /44 + (?) 3?34 | |
| 160. |
If z1 = 2 + ?, z2 = 1 + 3?, then ? Re ( z1 z2 ) = |
| A. | 1 |
| B. | ? |
| C. | 2 ? |
| D. | 2 |
| Answer» B. ? | |
| 161. |
If z1 = 2 + ?, z2 = 2 + ?, then Im ( z1 + z2 ) |
| A. | 3 |
| B. | 3? |
| C. | 2 |
| D. | 2? |
| Answer» B. 3? | |
| 162. |
If ?,?,? are angles of a triangle ABC, then cos(? + ?) = |
| A. | Sin? |
| B. | ?cos? |
| C. | Cos? |
| D. | ?sin? |
| Answer» B. ?cos? | |
| 163. |
If ?,?,? are angles of a triangle ABC, then sin(? + ?) = |
| A. | Tan? |
| B. | ?cos? |
| C. | Cos? |
| D. | Sin? |
| Answer» B. ?cos? | |
| 164. |
If ? is imaginary cube root of unity, then ? = |
| A. | 1 |
| B. | 0 |
| C. | ?-2 |
| D. | 2? |
| Answer» B. 0 | |
| 165. |
In 30 minutes, hours hand of a clock turns through |
| A. | ?/6 radians |
| B. | ?/12 radians |
| C. | ?/24 radians |
| D. | ? radians |
| Answer» B. ?/12 radians | |
| 166. |
In 30 minutes, minutes hand of a clock turns through |
| A. | 5?/6 radians |
| B. | 4?/9 radians |
| C. | ?/4 radians |
| D. | 2? radians |
| Answer» B. 4?/9 radians | |
| 167. |
If nC12 = nC6 value of n is |
| A. | 12 |
| B. | 14 |
| C. | 16 |
| D. | 18 |
| Answer» E. | |
| 168. |
If nC5 = nC4 value of n is |
| A. | 11 |
| B. | 10 |
| C. | 9 |
| D. | 8 |
| Answer» C. 9 | |
| 169. |
If P is perimeter of a square and A is its area, then P = |
| A. | ?(A |
| B. | 2?(A |
| C. | 3?(A |
| D. | 4?(A |
| Answer» B. 2?(A | |
| 170. |
If p(x) is divided by x-r such that Q(x) is quotient and R is remainder, then division alogrithem is |
| A. | P(x) = (x-r)Q(x) + R |
| B. | P(x) = (x-r)R + Q(x) |
| C. | Q(x) = (x-r)P(x) + R |
| D. | Q(x) = (x-r)R + P(x) |
| Answer» B. P(x) = (x-r)R + Q(x) | |
| 171. |
If a and d are first term and common difference of A.P respectively, then nth term of corresponding H.P is |
| A. | An = a+(n-1)d |
| B. | An = 1/a+(n-1)d |
| C. | An = a/1+(n-1)d |
| D. | An = a/a+(n-1)d |
| Answer» B. An = 1/a+(n-1)d | |
| 172. |
If an+3 + bn+3/an+2 + bn+2 is arithmetic mean between a and b, then n = |
| A. | ?1 |
| B. | 1 |
| C. | ?2 |
| D. | 0 |
| Answer» B. 1 | |
| 173. |
If circumference of a circle is divided into 360 congruent parts, angle subtended by one part at center of circle is called |
| A. | Angle |
| B. | Radian |
| C. | Degree |
| D. | Minute |
| Answer» B. Radian | |
| 174. |
If cot? < 0, cos? < 0, then terminal arm of angle lies in quadrant |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 175. |
If cot? < 0, cos? > 0, then terminal arm of angle lies in quadrant |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 176. |
If cot? > 0 and sin? < 0, then terminal arc of angle lies in quadrant : |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 177. |
If f:X?Y is a function, then elements of X are called |
| A. | Pre-images |
| B. | Images |
| C. | Constants |
| D. | Ranges |
| Answer» B. Images | |
| 178. |
If f:X?Y is a function, then y ?Y is called |
| A. | Dependent variable of f |
| B. | Independent variable of f |
| C. | Value of f |
| D. | Range of f |
| Answer» B. Independent variable of f | |
| 179. |
If f:x?y is a function, then y ?Y is called the |
| A. | Dependent variable of f |
| B. | Independent variable of f |
| C. | Value of f |
| D. | Range of f |
| Answer» B. Independent variable of f | |
| 180. |
If k is a constant, then function f:x?k is |
| A. | Constant function |
| B. | Cubic function |
| C. | Quadratic function |
| D. | Identity function |
| Answer» B. Cubic function | |
| 181. |
If l and r are in cms, then unit of ? is in |
| A. | Radians |
| B. | Degrees |
| C. | None of Above |
| Answer» B. Degrees | |
| 182. |
If n is total number of geometric mean between a and b than nth geometric mean between a and b is |
| A. | A(b/a)n/n+1 |
| B. | A(b/a)m/n+1 |
| C. | B(a/b)m/n+1 |
| D. | Ab |
| Answer» B. A(b/a)m/n+1 | |
| 183. |
If n is total number of harmonic mean between a and b then mth harmonic mean between a and b is |
| A. | (n+1)ab/(n+1)+n(a-b) |
| B. | (n+1)ab/(n+1)b+m(a-b) |
| C. | (n+1)b+m(a-b) |
| D. | (n+1)ba |
| Answer» B. (n+1)ab/(n+1)b+m(a-b) | |
| 184. |
If A is area of circle and C is its circumference C, then C = |
| A. | 8?(?A) |
| B. | 4?(?A) |
| C. | 2?(?A) |
| D. | ?(?A) |
| Answer» B. 4?(?A) | |
| 185. |
If a, b are elements of a group G, then (ab)-1 = |
| A. | A-1 b-1 |
| B. | B-1 a-1 |
| C. | A-1 b |
| D. | B-1 a |
| Answer» B. B-1 a-1 | |
| 186. |
If a, b are elements of a group G, then (ba)-1 = |
| A. | A-1 b-1 |
| B. | B-1 a-1 |
| C. | A-1 b |
| D. | B-1 a |
| Answer» B. B-1 a-1 | |
| 187. |
If a, b, c are elements of a group G, Then (abc)-1 = |
| A. | A-1 b-1 c-1 |
| B. | Ab-1 bc-1 |
| C. | C-1 b-1 a-1 |
| D. | None of Above |
| Answer» B. Ab-1 bc-1 | |
| 188. |
Graph of quadratic function is |
| A. | Circle |
| B. | Parabola |
| C. | Triangle |
| D. | Rectangle |
| Answer» B. Parabola | |
| 189. |
Graph of quadratic function represents |
| A. | Triangle |
| B. | Circle |
| C. | Straight line |
| D. | Parabola |
| Answer» B. Circle | |
| 190. |
Harmonic mean between two numbers a and b is |
| A. | A+b/2ab |
| B. | A-b/2ab |
| C. | 2ab/(a+b) |
| D. | 2ab/a-b |
| Answer» B. A-b/2ab | |
| 191. |
Identity element of a set X with respect to intersection in P(X) is |
| A. | X |
| B. | ? |
| C. | Does not exist |
| D. | 0 |
| Answer» B. ? | |
| 192. |
Identity element of a set X with respect to union in P(X) is |
| A. | X |
| B. | ? |
| C. | Does not exist |
| D. | 0 |
| Answer» B. ? | |
| 193. |
Identity relation in A = {1,2,3,4,5,6} is |
| A. | {(1,1), (2,2),(3,3)} |
| B. | {(4,4),(5,5)(6,6)} |
| C. | {(1,1),(3,3)(4,4),(5,5)} |
| D. | {(1,1),(2,2),(3,3),(4,4),(5,5),(6,6) |
| Answer» B. {(4,4),(5,5)(6,6)} | |
| 194. |
If |A| ? 0, then A is |
| A. | Zero matrix |
| B. | Singular matrix |
| C. | Non - singular matrix |
| D. | Diagonal matrix |
| Answer» B. Singular matrix | |
| 195. |
If A is a matrix of order m x n and B is a matrix of order n x p then order of AB is |
| A. | P x m |
| B. | P x n |
| C. | N x p |
| D. | M x p |
| Answer» B. P x n | |
| 196. |
For all n belong to Z, ( cos? + ? sin? )n |
| A. | Csc n? + ? sin n? |
| B. | Tann? +? cotn? |
| C. | Cosn? + ? sinn? |
| D. | Cosn? - ? sinn? |
| Answer» B. Tann? +? cotn? | |
| 197. |
For any subset A and B of U, (A ? B )c |
| A. | A n B |
| B. | A ? B |
| C. | ? |
| D. | Ac ? Bc |
| Answer» B. A ? B | |
| 198. |
Function f = { (x,Y) | Y = mx + c } is |
| A. | Quadratic function |
| B. | Constant function |
| C. | Cubic function |
| D. | Linear function |
| Answer» B. Constant function | |
| 199. |
Function f:x?1 is |
| A. | Constant function |
| B. | Cubic function |
| C. | Quadratic function |
| D. | Identity function |
| Answer» B. Cubic function | |
| 200. |
Function I(x) = x is called the |
| A. | Linear function |
| B. | Identity function |
| C. | Quadratic function |
| D. | Cubic function |
| Answer» B. Identity function | |