Further integration — Question 177

Original QCE Vault practice · 1 mark

Q177 · Practice questionTechnology-freeSimple familiar1 mark

QUESTION 177

The area under the line

y=4-x

and above the

x

-axis for

0\le x\le4

(A)

4

(B)

6

(C)

8

(D)

16

ABCD

WORKED SOLUTION

1 mark

ANSWER

Worked solution

The region is a right triangle with base

4

and height

4

, so its area is

\tfrac12(4)(4)=8

Selects the correct option.

[1 mark]

Practice question aligned to the current QCAA syllabus; review the worked solution and marking criteria.