7,189 Answered Questions for the topic Math Help
Math Help Math Word Problem
07/17/17
If a chemist uses 170 milliliters of compound A, how many milliliters of the drug will be made?
A certain drug is made from only two ingredients: compound A and compound B. There are 2 milliliters of compound A used for every 3 milliliters of compound B. If a chemist uses 170 milliliters of...
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Math Help
07/17/17
Ryan is paid a flat rate of $11 for babysitting, plus an additional d dollars per hour. If he works more than 5 hours, he is paid 1.5 his hourly rate for any...
....hours over 5. If Ryan made $75 at a babysitting job lasting 7 hours, what is the value of his hourly rate, d?
A) 7
B) 8
C) 9
D) 13
Calculus Question
Given the piecewise function:
f(x) = x^2+3x+1, x > 1, x can't equal 2
f(x) = 2, x < or equal to 1
determine the value of the limit as x approaches 2
A) undefined
B) 11
C) 2
D)...
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Math Help Word Problem
07/16/17
A 6000 -seat theater has tickets for sale at $24 and $40. How many tickets should be sold at each price for a sellout performance to generate a total revenue of
A 6000 -seat theater has tickets for sale at $24 and $40. How many tickets should be sold at each price for a sellout performance to generate a total revenue of $185,600? PLEASE HELP ME
Math Help
07/16/17
Finite Probabilty Help
I need help figuring out a few problems.
1. For two events, M and N, P(M)=0.6, P(N|M)=0.3, and P(N|M')=0.3. Find P(M|N').
2. Suppose you have 3 jars with the following contents. Jar 1 has 1...
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Math Help
07/16/17
Solve the equation by using the quadratic formula. Enter your answer in roster notation).
3x^2 - 6 + 2 = 0
Calculus Question
The slope of the tangent to y = x^3-x at x =1 is 2. Determine the equations of the tangent and normal lines at that point.
Please help!?
07/15/17
Estimate the slope of y = x^2+3x at x = 3. Justify your answer.
This is a calculus question that I need help on.
Math Help
07/14/17
Let the replacement set be the set of real numbers. Graph the solution set.
x + 5 >(or = to)4 or x < 0
Math Help
07/14/17
Give the solution set by listing its elements. Enter your answer in roster notation.x
x > -5 and x -4 < 0
Math Help
07/14/17
Perform the vindicated operations and simplify
5 square root 2 - 3 square root 32 - 2 square root of 50
Math Help
07/13/17
The relationship between your shoe size S and the length of your foot L (in inches) is given by
S = 3L - 22 for men
S = 3L - 21 for women
How long is your foot when your shoe seize is the same as the length of your foot and you are the following gender.
a man: in
a woman: in
Math Help Math
07/12/17
A manufacturing unit currently operates at 80 percent of its capacity.
A manufacturing unit currently operates at 80 percent of its capacity. The profit function for the unit at the optimum output, x, is given by p(x) = -0.1x2 + 80x − 60.If the function f(x) models...
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Math Help
07/12/17
Find a positive angle less than one revolution around the unit circle that is co-terminal with the given angle: -15pi/17.
a) 15pi/17
b) 21pi/17
c) 19pi/17
d) 23pi/17
Math Help Algebra
07/10/17
math question
You are mixing dried mango slices with dried pineapple to create a tropical mix. The mango costs $5.99 per pound and the pineapple costs $3.99 per pound. If you had a 5 pounds bag of the fruit mix...
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07/10/17
F=75-2 Mr.Thomas has created a rubric for calculating the raw score before any grading curve for the united states history final exam this year the test is con
anyone could help me find the answer for this the given formula was( F=75-2q)Mr.Thomas has created a rubric for calculating the raw score before any grading curve for the united states history...
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Math Help
07/10/17
Find an equation for the line parallel to the line −3x+3y=−8 having the same y-intercept as −x−4y=20.
I never done wel with these types of parallel/perpendicular questions.
Math Help
07/09/17
rational expression question
Part way through the season, a batter has recorded 56 hits in 178 at-bats. But for the rest of the season, he gets hits in all but 224 of his remaining at-bats, and his batting average increases to...
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Math Help Math
07/09/17
One bar of candy A and two bars of candy B have 777777 calories. Two bars of candy A and one bar of candy B contain
One bar of candy A and two bars of candy B have 777 calories. Two bars of candy A and one bar of candy B contain 792 calories. Find the caloric content of each candy bar.
Math Help
07/09/17
Let f(x)=√7x and g(x)=x-2. What's the smallest number that is in the domain of ƒ º g?
I'm not sure how to do these types of questions. If you could include a description in the answer i would appreciate it a lot.
Math Help
07/07/17
to rationalize the denominator, multiply both the numerator and denominator by 3 squared
Then simplify using the rule A times B squared = A squared times B squared.
17 squared divided by 3 squared = 17 squared times three squared over 3 squared times 3 squared =?
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