Q.18 If a: I -logr2 and b: r"rr(+) thenthe value of (49)u +5b equals 2t(A), 23(B) t 25(C) T 29@z Q.19 Let E :logr(logr3) + logz0og:4) + logr(lo eoSl +lo9r(lo916) + logr(logu7)…
