#### Find f(a), f(a+h), and the difference quotient f(a+h)-f(a)/h

f(x)=6x^2+7what is f(a)=f(a+h)=f(a+h)-f(a)/h

If 38.3 L of 0.666 M KOH is required to completely neutralize 21.5 L of a CH3COOH solution, what is the molarity of the acetic acid solution? ______M

3h

#### Distance story problem

Two trains leave towns 860 miles apart at the same time and travel toward each other. One train travels 22 mi/h slower than the other. If they meet in 5 hours, what is the rate of each train?

13h

#### What is the mean score of all students together? (Please show work)

In a psychology class, 43 students have a mean score of 82.4 on a test. Then 9 more students take the test and their mean score is 61.5.What is the mean score of all of these students together?... more

#### How many wins would a team need to win in a best of 28 game series?

How many wins would a team need to win in a best of 28 game series?

#### How many wins would a team need to win in a best of 28 game series?

How many wins would a team need to win in a best of 28 game series?

14h

#### What is the student's overall score if he receives 89 in the Final?

In this Statistics class, Homework, Module Quizzes, Attendance, Exam One, Exam Two, and Final make up 10%, 10%, 10%, 20%, 20%, 30% of the total grade respectively.Before the final exam, a student... more

17h

17h

#### I’m about to fail math ;(

You need to spend at least $50 in one day to receive a store discount. You have already spent$30. Let s be the amount of money (in dollars) you can now spend to qualifyfor the discount. Which... more

#### Which of the following statements can describe the process of the law of induction?

increase in the number of turns in the coil increases the induced emf.decrease in magnetic field decreases the induced current.decrease in the speed of relative motion between coil and magnet will... more

20h

#### What are the coordinates of the final point?

Reflect  (5,−3) over the x-axis. Then translate the result down 2 units.What are the coordinates of the final point?

20h

#### Bob is a software salesperson.

Bob is a software salesperson. His base salary is $2200 and he makes$60 more for every copy of English is Fun he sells. His total pay, P (in dollars), after selling c copies is given by the... more

20h

#### Lena earns 54 dollars each week working part-time at a bookstore

Lena earns 54 dollars each week working part-time at a bookstore. She earns one additional dollar for each book that she sells. Let A be the amount (in dollars) that Lena earns in a week if she... more

20h

22h

#### Help me in problem plz

Jane has a bag of candy.She gives 8 pieces to her friend. Then janes grandmother buys Jane 5 more pieces of candy than she had origanally.Now Jane has 27 pieces of candy.How many pieces of candy... more

#### Solving a word problem using a system of linear equations of the form Ax + By = C

One month Tammy rented 2 movies and 3 video games for a total of $23. The next month she rented 6 movies and 5 video games for a total of$43. Find the rental cost for each movie and each video game.

23h

#### In Fred’s class there are 7 more boys than girls. There are 33 students in all. How many girls are there is Fred’s class?

Please explain how to do this problem.In Fred’s class there are 7 more boys than girls. There are 33 students in all. How many girls are there is Fred’s class?

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