I'm really confused on substitution.

Solve the integral of (x*e^2x)/(1+2x)^2 by first using u substitution and then use integration by parts.I am very confused on
1. 3 answers
2. asked by Dave
3. 703 views
I'm really confused on substitution. My teacher has a terrible accent and cannot understand what she says. i get the basics
1. 1 answer
2. asked by Daisy
3. 1,105 views
Okay i just wanna know what you think is the easiest between substitution and elimination/combination. I hate elimaination
1. 2 answers
2. asked by <3Medic+Droid<3
3. 678 views
∫ 𝑥2(𝑥3 + 1)𝑑𝑥 , using the substitution 𝑢 = 𝑥3 + 1.Im so confused on this , please help. <3
1. 2 answers
2. asked by AMY
3. 277 views
im really confused about this question:2x-3y=21 y=3-x using substitution method. please help
1. 3 answers
2. asked by Austin
3. 909 views
Solve the system by substitution.-x-y-z=-8 -4x+4y+5z=7 2x+2z=4 I am very confused about this. Can someone please explain how to
1. 4 answers
2. asked by Olivia N J
3. 2,687 views
I need help! I am confused! Algebrasolve using substitution or elimination.10x-15y=10 4x+6y=0
1. 3 answers
2. asked by Mark
3. 1,404 views
S=integral signS3x(4-x^2)^1/2 use trig substitution I am confused I got x sin(sin^-1(x/2))+cos(sin^-1(x/2))
1. 1 answer
2. asked by Anonymous
3. 497 views
Solve the system by substitution.-x-y-z=-8 -4x+4y+5z=7 2x+2z=4 I am very confused about this. Can someone please explain how to
1. 3 answers
2. asked by Olivia N J
3. 476 views
Can someone work this out for me? I'm so confused!Solve the system by using substitution. y + 6x = 11 3x + 2y = -5
1. 1 answer
2. asked by Bryce
3. 388 views