This questions was previously asked in
CUET Mathematics Previous Year Question Paper 2022
Explanation:
Alright, let’s get straight to it.
- The integral is ?1-1(x - 2 + x) dx.
- Let’s tidy up inside: x - 2 + x = 2x - 2.
- So the integral becomes ?1-1(2x - 2) dx.
- Split it: ?1-12x dx - ?1-12 dx.
- ?2x dx from -1 to 1 = 2 * [x²/2] from -1 to 1 = [x²] from -1 to 1. That’s 1 – 1 = 0.
- ?2 dx from -1 to 1 = 2*[x] from -1 to 1 = 2*(1 – (-1)) = 4.
- So the whole thing is 0 – 4 = –4.
Now the options:
Option:1, 7
Option:2, 5
Option:3, 4
Option:4, 6
The answer is not among the options listed. The correct value is –4.
Just so it’s clear: None of the options match the calculated answer (–4). If you need the correct option, it’s not present among the four you gave.
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