09/26/18
How do I clear out or solve ratios with equations in the denominator?
Example 7/(4q+1)=14/(7-2q). My book says answer is q=1/2.
09/26/18
The point A has coordinates (-2, 6). The equation of the perpendicular bisected of the line AB is 2y=3x+5
Find the coordinates of B
09/26/18
Calculus 1 problem
Let f(x) = cos^-1 (sqrt ((3x)/(1-3x)))
Find the domain and range of this function. Plot the graph.
Is for one to one in its domain? Explain this by solving y=f(x) for x
Write down the inverse...
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09/24/18
How many tomatoes did he harvest this year?
last year cory harvested 42 tomatoes from his backyard garden. This year, his harvest increased by 1/3 How many tomatoes did he harvest this year?
09/24/18
Assume that a normal distribution of data has a mean of 12 and a standard deviation of 2. Find the percentage of values that lie below 14.
The answer I got is 83.5% but the book says that is incorrect. I am not sure what I am doing wrong or what I need to do to find the correct percentage. My scale for standard deviation is 68%-95%-99.7%
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09/24/18
An aircraft made the 1470km flight from Seattle to Los Angeles in 1 hour and 45 minutes. On the return trip, it took 2 hours. What is the speed of the wind?
I don’t have any other known details except that the formula involved is distance = speed multiplied by time.
09/24/18
What is the algebraic expression for half a number less than six
Is it (6-n)/2or 6-n/2? Would it be different if it was half of a number less than 6?
09/24/18
Write the polynomial in the form p(x) = d(x)q(x) + r(x). (8x^4 − 3x^3 + 2x^2 − 1) ÷ (x^2 + 4)
I don't know what i'm doing wrong
09/24/18
Write the equation of the line, given the y and x-intercepts. d y-intercept = 7, x-intercept = –1.4
HELP!!!!!
09/24/18
How long will it take you to reach your friends?
your friends are on the other side of the river that is 726 feet wide. the river has a current that flows due east at a speed of 1 foot per second. you are able to kayak at an average speed of 1.5...
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Equation question
a car is traveling down a highway at a constant speed, described by the equation d= 65t, where d represents the distance, in miles, that the car travels at this speed in t hours.
09/24/18
pleas answer asap!!!
in 2008 Liam earned 480 in allowance, and Dalton earned 384 in allowance. Each year Liam earned 24$ and Dalron earned $ 36.In what year will they have the same amount? How much will it be?
09/24/18
I have 4 digits. My 7 is worth 7*1,000. My 2 is worth 200. One of my 4s is worth 40. The other is worth 1/10 as much. What number am I?
im not sure how to solve this problem
09/24/18
Garrett has one dollar less than three times as much money as liz has. Together they have $179. How much money does garrett have?
Garrett has one dollar less than three times as much money as Liz has. Together they have $179. How much money does Garrett have?
09/24/18
The larger of two numbers is one more than four times the smaller number. If the sum of the numbers is 106, find the numbers.
The larger of two numbers is one more than four times the smaller number. If the sum of the numbers is 106, find the numbers.
09/24/18
The larger of two numbers is seven less than three times the smaller number. If the sum of the numbers is 61, find the numbers.
The lager of two numbers is seven less than three times the smaller number. If the sum of the numbers is 61, find the numbers.
09/24/18
Y is 60km away from x on a bearing of 135^0. Z is 80km away from x. On a bearing of 225^0. Find the a) distance of Z from Y b) bearing of Z from Y
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09/24/18
Three times a number is no more than 6. Write an inequality for the possible values of the number.
Three times a number is no more than 6. Write an inequality for the possible values of the number.
09/24/18
The length of a rectangle is 5 centimeters less than 3 times the width. The perimeter of the rectangle is 160 centimeters. Find the dimensions of the rectangle.
I need help
09/24/18
Calc 1 Help! For a certain graph y=f(x) the tangent line at the point (2,f(2)) goes through the points (3,2) and (5,-4). Find f(2) and f'(2)
I am unsure of how to do this problem or even set it up. I didn't know whether to find the slope of the two points or not and was wondering if one of you all could help me. I would really...
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