10th Class Maths MCQ with Answers Chapter 4

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10th Class Maths MCQ with Answers


1/x2-1 =
1/2(x-1) – 1/2(x+1)
1/x+1 – 1/x-1
2/(x-1) – 1/2(x+1)
1/2(x+1) – 1/2(x-1)

2x+1/(x+1)(x-1) is a/an_________.
Equation
None of these
Proper fraction
Improper fraction

x2+2 / x2+2x+2 is:
Irrarional Fraction
Improper Fraction
Proper Fraction
None of these

A set Q’ = { x l x ? m/n where m,n? Z and n? 0} is called a set of:
real numbers
rational numbers
prime number
irrational numbers

Indicate the function R = {(a,b),(b,a),(c.d),(d,e)}:
objective function
one-one function
onto function
into function

Identify (5x +4)2 = 25x2 + 40x +16 is true for ______ of x:
One value
All value
Two value
No value

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