Question

+9) find the domain: #10) f(x) = 5x²x find f(x+h)-f(x) h fo) = 5x + 6 X-1 21) Solve & Graph the solution: #12) Solve & Graph the solnton, 11-2x/+174 1 + 3x + 11-156

show the steps please

Answer 1

Date : fex) = 5x²_ic If cath) = 5 (acth) 2 -xth 5h² + 10 hx +506² _ xth fexth) - fox) = 0 5 h²+ 10 hx + 6x² - f - h - 3² + x 2 5 h ² + lohanh fexth) - fox) 5 h² tloha-h h n WC 5 ht 1ox-1) X sht lox-) Acath)-f(x) h

Page No: Date : fox) = acto x-1 denominator cannot be zero x-1=0 DC = 1 x cannot be equal to one -) x 1 the vake ros inside radicd is also greater or equal than Preno to zero x+6 - 6 2= -6 i x x should be greate ater than at equal to - 6 Donsain [-6, UCI,S) al x=-6, x+1) Domain [-6, 1) u (1,0)

Page : 1-2xltis 4 if loc l>a then x ana ca. 11 - 2x) > 4-1 11-2x) > 3 - 2x 2 - 3 or 1-20 > 3 -2x <-3-1 ΟΥ 22 > 3-1 - 2x 2 - 4 2x 07 > 2. IC > 2 or x 2 - 4 - 2 - 2 IC 2 ov x > - L 1 x 2 or 2 a -2 - 4 3 3

Page No : Date: 이드 6 | z 1) 늘 +1 4 6 +1 놀래 Z+ 11 lxlca then aCa 1호권 H9 ㅋ C+ < ㅋ -커 느 커 8는 초 < 셍느 드 12 => - G12 Graph L 13 12 -12 18 194