1.  0

2.  1

3.  -1

4.  does not exist

4

1

Explanation :
No Explanation available for this question

# A: f(x)=cos2 x+sin4x/sin2 x+cos4 x for xR then the range of f(x) is {1} R :  Range of a constant

1.  Both A and R are true and R is the correct explanation of A

2.  Both A and R are true but R is not correct explanation of A

3.  A is true but R is false

4.  A is false but R is true

4

Both A and R are true but R is not correct explanation of A

Explanation :
No Explanation available for this question

# A: If X={x: -1≤x≤1} and f: X→X defined by f(x)= sin πx,  xA is not inversible function

1.  Both A and R are true and R is the correct explanation of A

2.  Both A and R are true but R is not correct explanation of A

3.  A is true but R is false

4.  A is false but R is true

4

Both A and R are true and R is the correct explanation of A

Explanation :
No Explanation available for this question

# In ΔABC

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

1.  0

2.  1

3.  -1

4.  does not exist

4

-1

Explanation :
No Explanation available for this question

1.  0

2.  1

3.  -1

4.  does not exist

4

1

Explanation :
No Explanation available for this question

# If f: A→R is defined by f(x)=cos x-x(1+x) and A={x: π/6≤x≤ π/3} then the range of f is

1.  [1/2-π/3, 1+π/3]

2.

3.

4.

4

Explanation :
No Explanation available for this question

1.  2

2.  3

3.  4

4.  6

4

4

Explanation :
No Explanation available for this question

# In ΔABC,

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

1.  x2/9-y2/16=1

2.  x2/4-y2/16=1

3.  x2/9+y2/16=1

4.  x2/4-y2/16=1

4