DSC 1520 ASSIGNMENT 1

Name: Jan-Marco Schermers Student Number: DSC1520 – Assignment 2 Question 1 a.) Non-linear b.) Parabola Question 2 50= (x+2)(2x+10) 50= 2x2+14x+20 0= x 2+7x-15 X= (-7±√109)/2 X= -8,72015 or X= 1,72015 Question 3 a.) [(x+3)(x+4)] / (x+3) =x+4 b.) √x4 y 4 =x² y² c.) (9a-8b 6 ) / (36a4b -2 c -4 ) = (9b6b 2 c 4 ) / (36a4a 8 ) = (b8 c 4 ) / (4a12) -400 -300 -200 -100 0 100 200 300 400 25 30 35 This study source was downloaded by from CourseH on :39:35 GMT -05:00 This study resource was shared via CourseH Question 4 a.) ln(3x-3)=ln(x) 3x-3=x X= 3/2 b.) ln(5x3 ) – ln(x2 ) = 7 ln(5x3 /x2 ) ln(5x) = 7 5x = e7 X= 219,33 Question 5 a.) x-value of the turning point -b / 2a = -6 / 4 = -3 / 2 y-value of the turning point 2(-3/2)2 + 6(-3/2) -20 = -49/2 TP (-3/2; -49/2) b.) 0= (2