fcas80 is correct. The answer is 1.
because there is a zero at X =3. The area from 2 to 3 is negative. The area from 3 to 4 is positive. They have the same absolute value. ISo, you don't do double work, integrate the integral from 3 to 4, and double your answer.
1
draw a picture. integral equates to the area of two 1 by 1 right triangles. each triangle has area 1/2. answer is 1.
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fcas80 is correct. The answer is 1.
because there is a zero at X =3. The area from 2 to 3 is negative. The area from 3 to 4 is positive. They have the same absolute value. ISo, you don't do double work, integrate the integral from 3 to 4, and double your answer.
1
draw a picture. integral equates to the area of two 1 by 1 right triangles. each triangle has area 1/2. answer is 1.