engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Algebra Identities

ଯଦି a + b - c = 5 ଏବଂ ab - bc - ac = 10, ତେବେ a2 + b2 + c2ର ମାନ କଣ ହେବ?

1
40
2
45
3
5
4
15
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