Question # 1

If n(X) = 18, n(X∩Y) = 7, n(X∪ Y) = 40 then n(Y) =

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1

12

5

29

Every identity matrix is

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Row-vector

Scalar

Column-vector

All

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The transport of a null matrix is

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Row matrix

Column matrix

Square matrix

Null matrix

The logic in which every statement is regarded as true or false and no other possibility is called

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Aristotelian login

Inductive logic

Non-Aristotelian logic

None of these

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cot x + c

tan x + c

-cot x + c

-tan x + c

3x + 4 < 0 is

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inequality

equation

identity

not inequality

The two parts into which 57 should be divided so that their product is 782 are

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43,14

34,23

33,24

44,13

f(x) = 3x⁴ -2x² + 7 is:

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an even function

an odd function

an even and implicit function

neither even nor a odd

Domain of y = scs x is

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All real numbers except π/2 + n*π

R

All negative integers

None of these

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