3°+ $3^{\frac{1}{2}}\times3^{\frac{1}{2}}+3^{2}$
1). 16
2). 13
3). 15
4). 3
The digit in the unit’s place of $5^{534}$
1). 5
2). 0
3). 1
4). 3
If ax + by = c is tangent to the circle $x^{2}$ + $y^{2}$ = 16 then
1). 16 ($a^{2}$ + $b^{2}$) = $c^{2}$
2). 16 ($a^{2}$ - $b^{2}$) = $c^{2}$
3). 16 ($a^{2}$ + $b^{2}$) = - $c^{2}$
4). 16 ($a^{2}$ - $b^{2}$) = - $c^{2}$
Two angles of an isosceles triangle are always
1). Equal
2). Equal to 45°
3). Equal to 60°
4). None of these
Sum of two Irrational numbers Is
1). Rational
2). Irrational
3). Real
4). None of these