Math Chapter Wise question with answer

Q01 If x+1 is a factor of 2x3 + ax2 + abx + 1, and 2a – 3b = 4, then the value of a + 2b is: English · EMRS TGT-2023 Q02 If (x1, y1) is the solution of pair of equations x y + –1 = 0 10 5 and x y + = 15 8 6 and y1 = λx1 + 5, then value... English · EMRS TGT-2023 Q03 Let φ(n) denotes the Euler totient function, then the value of φ(15) is equal to: English · OAVS TGT 2019 Q04 If λ is an eigen value of a matrix A then the eigen value of A–1 is: English · OAVS TGT 2017 Q05 If a is an Integer and a3 ≡ ≡x(mod 9), then is a possible value of x? English · DSSSB 23 SEP 2018 (9 AM-11 AM) Q06 If axb = b,a,x, ∈G (group), then the value of x is English · TGT 2010