maaf kalau salah jawabannya
19) lim x--> -1 √(2x + 11) - (x² + 8x - 9) = √x²-6x+20=√(-1²)-6(-1)+20 = √1 +6+20=√27 = 3
20) lim x --> -3 2x²+x-5/(x+3) ,diturunkan= 4x+1/1 =4(-3)+1/1=-12+1/1= -11
21)lim --> 5 (√3x+1-√x+11)/(√x+4-√2x-1) = (√2x-10)/(√5 - x) = (-2√5-x)/(√5-x) = -2, difaktorkan
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
maaf kalau salah jawabannya
19) lim x--> -1 √(2x + 11) - (x² + 8x - 9) = √x²-6x+20=√(-1²)-6(-1)+20 = √1 +6+20=√27 = 3
20) lim x --> -3 2x²+x-5/(x+3) ,diturunkan= 4x+1/1 =4(-3)+1/1=-12+1/1= -11
21)lim --> 5 (√3x+1-√x+11)/(√x+4-√2x-1) = (√2x-10)/(√5 - x) = (-2√5-x)/(√5-x) = -2, difaktorkan