Question

Lidl US pietes une sidemem vers the question. Use common or natural logarithms to solve the exponential equation symbolically. 1 1) A) 1 In 27 + 2 3 In 3 B) = X = - In 3 In 27 + 18 In 3 C) X=- In 27 6 D) - In 27 3 In 3 - 2 Solve the logarithmic equation symbolically. 2) In x + In x4 = 5 A) x + x4 - 05 2) B) x = 25/4 D) x = 0 Use the given functions to find the requested function. 3) f(x) = 9x2.8x, (x) = x2 - 6x - 16 Find t/g. 9x 16 B) 9-X x+1 9x - 8 -6 9x2 - 8x D) x² - 6x - 16 Answer the question. 4) For f(x) = x2 - 49 and g(x) = 2x + 3, what is the domain off-? A) All real numbers B)(x|x20) C) (X-7<x<7) D) {x|x27) Evaluate the function as indicated. 5) Find f(x3) when f(x) = x2 + 3x - 6. A) x6 + 3x - 6 B) x2 + 3x3 - 6 C) X5 + 3x3.6 D) x6 + 3x3 - 6 Solve the problem. 6) Find (f g)(2) when f(x) = 4x + 6 and g(x) = 1/x. A) B) + C) 8 Write the expression as one logarithm. 7) log Tx + log x4 - log x2 A) 7 log x B) log x 7) C) 11 log x D) log x Find the indicated composite for the pair of functions. 4 3 8) Given f(x) = and g(x) = find (fºg)(x). 5x 4x 20x A) B) 3 - 30x 3 - 30x X-6 8) 3x - 18 C) 20x 20x D) 3 + 30%

Answer 1

16+371) -) (6 731) 3 ta 33 x= -2 6+3m - ln 27 3003 In 3² 3 Ka 3 l32 6+32 - -3 32 = -3-6 x = -9 a= -3 lat 3663 2= -1-2 n=-3 - x=-3 ophon() lnnt ln xt=5 + Inprint) = 5 [:lnattab= lonkas) 3 lors = 5 elnus Ees f(x)= 92²_sn gery = n²60-16 flas q22-8x 2²6x-16 N²-87 + 2)(2-8) x5=es glas 2= x = e option (2)