Math Chapter Wise question with answer

Q01 If 1/(b + c), 1/(c + a) and 1/(a+ b) are in arithmetic progression, then English · Bihar (TRE 2.0)-2023 Q02 If the arithmetic mean and geometric mean of the roots of a quadratic equation are 8 and 5, respectively, then the... English · Bihar (TRE 2.0)-2023 Q03 The first and last terms of an AP are 1 and 11. If the sum of the terms is 48, then the number of terms are: English · KVS PGT 2023 Q04 If a, 4, b are in AP and a, 2, b are in GP, then a, 1, b are in: English · KVS PGT 2023 Q05 If p, q, r are in A.P. and x, y, z are in G.P. then xq - r. yr - p. zp - q is: English · KVS PGT 2023 TGT 2010 Q06 If the coefficients of second, third and fourth terms in the expansion of (1+x)n are in an A.P. Then the value of n... English · KVS PGT 2022