engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Quantitative Aptitude Number System LCM and HCF
What is the LCM of a3b - ab3, a3b2 + a2b3 and ab(a + b)?
1
a2b2(a2 – b2)
2
ab(a2 – b2)
3
a2b2 + ab3
4
a3b3(a2 – b2)
What is the LCM of a3b - ab3, a3b2 + a2b3 and ab(a + b)?