# NTS Mathematics Mcqs

Our collections of Multiple choice questions and answers focuses on study of Mathamatics chosen from latest NTS tests for various Govt and private sector jobs. So practice our Mcqs to assimilate knowledge on Counting Problems in Mathematics comprehensively.

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## 1. ” + ” is

Binary operation on R

Not a binary operation on R

A binary operation in Qc

Not a binary operation in E

A ? (B ? C )

A ? (B ? C )

?

A ? (B ? C )

A n (B n C )

A ? (B ? C )

?

A ? (B ? C )

Cot2x

Tan2x

Csc2x

Sec2x

(n+1)?

3?(n-2)?/(n+1)?

(n+1)?/3?(n-2)?

(n-2)?

N?

(n+2)?

(n-1)?/(n+2)?

(n+2)?/(n-1)?

A + b = b + a

A * b = b * a

A - b = b - a

A * b ? b * a

Scaler matrix

Diagonal matrix

Identity matrix

Null matrix

Zero matrix

Diagonal matrix

Column matrix

Row matrix

Subtraction

Division

Multiplication

Subtraction

Division

Multiplication

## 15. {X | x ? N ? x < 1} is the

Singleton set

The set with two points

A set with three points

Empty set

## 16. {x|x ? N, x ? 10} is the

Set builder notation

Tabular method

Descriptive method

Non descriptive method

> |Z1| + |Z2|

?|Z1| + |Z2|

? Z1 + Z2

> Z1 + Z2

Sec?

Tan?-sec?

Sec?-tan?

Csc?

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