07/19/18

A man goes from A to B at 40 km/ hr speed and returns from B to A at 60 km/ hr speed . Find average speed??
I’m getting  confused 
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07/14/18

(0.9)^t-4 rewrite the function to determine if its exponential growth or decay.
I get the part where its 0.9^t over 0.9^4, then it would be 0.9^t over 0.7, but then the answer in the book is 1.52(0.9)^t. I would like to know where the 1.52 came from.
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07/13/18

Suppose you have a sequence that begins {1200, 1150, 1100, 1050}.Use a recursive definition to define your sequence.
I think I have the answers but want to double check this is what I have a1= -50an = an-1-50 Would this be correct or incorrect
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07/13/18

1. Suppose you have a sequence that begins {3, 8, 13, 18}. Give the next 3 numbers in your sequence. Use a recursive definition to define your sequence.
I have watched 2 Youtube videos on how to write recursive definition and I can not understand it. Could anyone answer this so I can have an example to go off of.
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06/30/18

A solution contains 7% salt. How much water should be added to 70 ounces of this solution to make to 4.9% solution
Find the solution 
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06/29/18

If a hairstylist makes $66 a day and a $13 tip for each hair cut, how many haircuts does he need to do to make $170 in one day?
A hairstylist makes $66 each day that he works and makes approximately $13 in tips for each hair cut he gives. If he wants to make $170 in one day, at least how many haircuts does he need to give?
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06/28/18

Base Width and Length
A building in a city has a rectangular base. The length of the base measures 75ft less than twice the width.The perimeter of the base is 750ft. What are the dimensions of the base.
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06/27/18

Algebra question
x^2+x-4 /    1-x---------      ------x^2-16      3x^2-11x-4
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06/22/18

Find the real and imaginary parts of z when: 1/z = (2/(2+3i)) + (1/(3-2i))
The answer on the book is 7/5 + i 4/5. However, I couldn't solve it.Please show step by step.
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06/18/18

which is the equation of a line that is parallel to the line represented by y=3/2x+5
help  
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06/18/18

An important formula from chemistry is PV=nrt PV=nrt . Solve the formula for t.
for advanced geo 
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06/18/18

Write 98 as the product of prime factors. Write the prime factors in ascending order
SEND HELP PLEASE
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06/12/18

The difference of two numbers is -1.If twice the first number is added to three times the second number,the result is 13.What are the numbers?
Please help :)
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06/11/18

Integer word problems
An integer is 9 more than 2 times another. If the product of the two integers -10, then find the integers. 
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06/01/18

Give the scope of 2x-5y=12
I thought the answer was 2/5 but it is saying that answer is incorrec. It could be a problem with the program but I just want to make sure I’m not making an error. Thank you! 
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05/30/18

George has 114 coins and they equal $14.30. He only has nickels and quarters how many of each is there in total
I need to make a system of equations out of the word proble 
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05/30/18

The sum of the digits of a two-digit number is 5. When the digits are reversed, the number increases by 27. Find the original number.
jkjhlkjhljkhkljjjjjhjhjlguyfyhghjgdtdtrd
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05/17/18

The interior angle of a regular polygon measures 150 degrees. How many sides does this polygon have?
How do i solve this?
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05/17/18

21 Minus 14 divided by 7 plus 11 minus 4
Just a simple question I'm not really able to answer, due to the fact I have not fully learned PEMDAS.
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04/17/18

how to find an equation that links the minimum surface area given a certain volume
a diving tank manufacturer is trying to reduce costs of its manufacturing process by reducing the amount of material that is used to produce their tanks. They came to you for consultation as to how... more
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03/07/18

What is the probability that a card drawn at random from a pack of playing cards may be either a queen or ace?
I need solution for the answer  
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03/01/18

find the exact vales of the six trigonometric function of t.
(√3/2,1/2)
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02/28/18

what is the maximum value of y=-10x^2+50x+1
what is the maximum value of y=-10x^2+50x+1 for graphing quadratics. 
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02/21/18

Suppose tan(θ) is undefined and sin(θ) < 0. Find the exact values of the 6 trigonometric functions of the angle θ .
Suppose tan(θ) is undefined and sin(θ) < 0. Find the exact values of the 6 trigonometric functions of the angle θ.
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02/20/18

The length of a rectangle is 3 centimeters less than its width. What are the dimensions of the rectangle if its area is 238 square​ centimeters?
The length and width of the rectangle
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