#### Question

If `int_0^alpha3x^2dx=8` then the value of α is :

(a) 0

(b) -2

(c) 2

(d) ±2

clickto share

#### Solution

**(c)**

`int_0^alpha3x^2dx=8`

**⇒ **`[(3x^3)/3]_0^alpha=8`

**⇒ **`[x^3]_0^alpha=8`

**⇒ α**^{3}=8

∴ α = 2

** **

Is there an error in this question or solution?

Solution for question: If ∫α0 3x^2 dx=8 then the value of α is concept: Properties of Definite Integrals. For the courses HSC Arts, HSC Commerce, HSC Commerce (Marketing and Salesmanship), HSC Science (Computer Science), HSC Science (Electronics), HSC Science (General)