Relations and Functions Domain Range One to One Onto

The vertical line method can help you see if a linear graph is a function

• True

• False

What is the relation of a function?

• How a function looks

• The way the y relates to the x

• The way the x relates to the y in a function

• If a function is linear

AN ARROW DIAGRAM IS A VISUAL REPRESENTATION OF A --------

• DOMAIN

• RELATION

• CO-DOMAIN

• RANGE

IF n(A) = p, n(B) = q , THEN THE TOTAL NUMBER OF RELATIONS THAT EXIST FROM A TO B IS ------------------

A ONE – ONE FUNCTION IS ALSO CALLED AS -------------------

• BIJECTIVE

• INJECTIVE

• SURJECTIVE

• NULL

A ONE – ONE AND ONTO FUNCTION IS ALSO CALLED AS ONE – ONE ____________

• FULL FUNCTION

• CORRESPONDENCE

• NULL FUNCTION

• SINGLE FUNCTION

What should be the domain and co-domain of the function; f\left(x\right)=36\ -\ x^2 for it to be a one to one but not onto function.

A function is always a relation. Moreover, a relation is always a function.

• The first statement is correct but the second statement is incorrect.

• Both statements are correct.

• The first statement is incorrect but the second statement is correct.

• Both statements are incorrect.

What is the domain in the given relation below?

• {apple, black, silver, xiaomi, nokia, oppo, samsung, blue}

• {nokia, xiaomi, huawei, nokia, apple, realme, oppo, samsung}

• {white, black, gold, silver, blue, rose gold}

• {huawei, oppo, samsung, nokia, xiaomi, apple}