engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Number System LCM and HCF
નીચેનાનો ગુ.સા.અ. શોધો:
(a - b) (a + 2b), (a2 - b2) (a + 2b), (a + b) (a2 - b2), જ્યાં a > b> 0
1
a - 2b
2
a - b
3
a + 2b
4
a + b