2h

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
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2h

Can somebody please answer is question
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
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3h

Why should I care about learning spanish if I live in America?
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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?
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3h

Determine the !ength of a chord whose central angle is 80o in a circle with a radius of 4 centimeters.
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7h

In a class of 26 students 12 are girls and 14 are boys draw a diagram of venn diagram to show how many students don't play basketball


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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
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13h

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?
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13h

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?
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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
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16h

Two ships sleep a poor at the same time the first ship sales on a bearing of 58° at 16 kn and the second on a bearing of 148° at 24 kn how far apart are they after 1.5 hours
Neglect the curvature of the earth. Round to the nearest nautical mile as needed
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17h

y= -3/2x +4 in standard form

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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
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20h

When light crosses over from one medium to another, it changes its speed but the direction remains the same
TRUEFALSE
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20h

If you consider a blinking light source that is receding from an observer, what happens to its wavelength?
decreasesincreasesneeds more informationremains the same
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20h

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
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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?
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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
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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
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20h

A plumber charges a flat fee of $78 to visit a home and examine a clogged drain
A plumber charges a flat fee of $78 to visit a home and examine a clogged drain. The plumber charges an additional $26 per hour spent fixing the drain. The total cost, C (in dollars), for fixing a... more
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20h

How many pounds of coffee did she buy?
Maya received a $90 gift card for a coffee store. She used it in buying some coffee that cost $8.34 per pound. After buying the coffee, she had $48.30 left on her card. How many pounds of coffee... more
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21h

Let (fx)=2x+1 and g(x)=3x^2. How do I determine simplified formula for (f+g)(x)
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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
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23h

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.
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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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