66 Answered Questions for the topic Substitution
u-substitution
When integrating ∫esinxcosdx, a good choice to use for your u-substitution would be which of the following:
a) u=cosxb) u=sinx
c) u=esinx
08/11/15
substituting a value into an integrand
if the substitution √(x)=sin(y) is made into the integrand of (with the upper limit of: 1/2 and the lower limit of: 0) ∫ ( (√(x) )/( (√(1-x) )dx , the resulting integral is _______________.
Substitution
07/15/15
How many children and how many adults were admitted?
The admission fee at an amusement park is $1.50 for children and $4 for adults. On a certain day, 302 people entered the park, and the admission fees collected totaled 828.00 dollars. How many...
more
Follows
•
2
Expert Answers
•2
![]()
03/31/15
solve the system of linear equations by substitution.
x-y=9
2x+5y=4
2x+3y=25
4x-y=15
3x-6y=2
4x+3y=-1
Follows
•
2
Expert Answers
•1
![]()
Substitution Linear Equations
03/31/15
solve the system of linear equations by substitution.
y=x+3
y=5x-5
y=3x-1
y=x-7
x=5y+2
x-4y=5
Follows
•
3
Expert Answers
•2
![]()
![]()
03/31/15
tell which equation you would choose to solve for one of the variables when solving the system by substitution. explain.
y=5x-2
2x+9y=10
3x-7y=12
3x-12y=6
1/5x+y=8
4x-3y=1
Follows
•
2
Expert Answers
•1
![]()
03/04/15
Solve each equation using the designated method
Solve 2x^2 + 8x -4 = 0 by completing the square.
Solve (x^2 +x)^2 -3(x^2+x) +2=0 using substitution, factoring, and the quadratic formula
Follows
•
2
Expert Answers
•2
![]()
Substitution Money
03/04/15
Word problem help, please :(
Sarah needs to prepare 170 pounds of blended coffee beans selling for $5.28 per pound. She plans to do this by blending together a high quality bean costing $6.25 per pound and a cheaper bean at...
more
Follows
•
2
Expert Answers
•1
![]()
Substitution
01/22/15
4y=x 3x-y=70
How do I solve this using substitution
Follows
•
3
Expert Answers
•2
![]()
01/13/15
dried apricots that cost $8/kg with dried peaches that cost $6/kg to make a 20 kg mixture that costs $7.20/kg. How many kg of each type of fruit do they need?
Define variables, write an equation, and solve.
Substitution
11/04/14
one number is 1 less a second number. Twice the second number is 12 less than 4 times the first. find the two numbers.
Find the two numbers
Follows
•
2
Expert Answers
•1
![]()
Substitution
03/25/14
10 hot dogs and 5 soft drinks $35. A second group bought 7 hot dogs and 4 soft drinks $25.25. What is the cost of a single hot dog? A single soft drink?
Need help!!
Follows
•
1
Expert Answers
•1
![]()
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
