opt maths

Which is given order pair is correct ?

• (2,3)= (3,2)

• (2,2)= (3,3)

• (1,3)= (2,3)

• $\left(\frac{4}{2},3\right)=\left(2,3\right)$

Onto function means

• domain $\subset$ Range

• Co domain = Range

• Range $\subset$ Co domain

• Domain = Co domain

which is function can defined inverse function ?

• Onto function

• Into function

• many to one function

• one to one onto function

which is not constant function ?

• f(x) = c

• g(x) = 5

• h(x) = a

• p(x) = x

Which is the identity function ?

• f(x) = 1

• g(x) = ax

• p(x)= x

• h(x) = mx + c

From which matrix can find determinant of matrix ?

• square matrix

• Rectangular matrix

• Identity Matrix

• Null matrix

Which is given condition is satisfy in singular matrix ?

• $\left|A\right|=0$

• $\left|A\right|\le0$

• $\left|A\right|\ne0$

• $\left|A\ge0\right|$

Which condition is use in Cramer's rule ?

• Matrix

• Elemation

• determinant

• Graph

Which is the multiple angle ?

• Sin (A+B)

• Sin 2A

• Sin $\frac{A}{2}$

• SinA

If Sin A = $\frac{1}{2}$ , what is vale of Tan A ?

• $\frac{1}{\sqrt{2}}$

• $\frac{\sqrt{3}}{2}$

• $\frac{1}{\sqrt{3}}$

• 1