- What is sin , * ( )+-,
where x>0, equal to?
(a) √(^
(^) )
( )^ (b) √
( )
( )^ (c)
( )
( )^ (d)
(x^2 2 )
(x^2 1 )^
- tan 0. /.^
/^1
is equal to:
(a) 1 2aa 2 (b)^
(c)
2a
1 a^2 (d) none of
these
- x+ + is
equal to:
(a) π (b) π 2 (c) 3π 2 (d) none of these
- The value of sin ( ) is:
(a) √ (b) x (c) ( 1 x^2 )^3 ⁄^2 (d)
( 1 x^2 )^1 ⁄^2
- The value of expression tan
0 π 4 12 cos^1 ab 1 + tan 0 π 2 12 cos^1 ab 1 is:
(a) 2ab (b) 2ba (c) ba (d) ba
- 0 √√^ √√ 1 is equal to:
(a) π-x (b) 2π-x (c) 2 x (d) π- x 2
- The value of sin ( ) is:
(a) 0.96 (b) 0.48 (c) 0.64 (d) none of
these - If
then:
(a) xyz=0 (b)
2xyz=0 (c)
xyz=1 (d) 2xyz=
1 7. If + , then x
is equal to:
(a) √^ (b) - (^) √^ (c) ±√^ (d) ±^
- If 2
( ) ( ), then
the value of x is:
(a)^ (b)^ (c)^ (d) none of these - The value of sin 0. √ / 1
is:
(a) √ (b) - √ (c)^ (d) - - tan 0.^ / 1 is equal to:
(a)^ (b) - (c) (d) - - cos 0 1 is equal to:
(a)^ √^ (b) - √ (c)^ (d) -
is equal to:
(where x>y>0)
(a) - (b)^ (c)^ (d) none of these
( ) ( ) is
equal to:
(a) 5 (b) 13 (c) 15 (d) 6
If 3
+2 , then value of x is:
(a) √ (b) √^ (c) 1 (d) none of these
If tan ( )= sin. (^) /, then
x is equal to:
(a) ±^ (b) ± √ (c) ± √^ (d) none of
these