10/07/19

Pre calculus word problem

The formula S= 16t^2 is used to approximate the distance S, in feet, that an object falls freely from rest in t seconds the height of a building is 1112 feet how long would it take for an object to... more
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10/07/19

Solve the following equation for t: 310=50(2)t/11
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10/07/19

Related Rates Question
A road running north to south crosses a road going east to west at the point P. Car A is driving north along the first road, and an airplane is flying east above the second road. At a particular... more
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10/07/19

What is the percent error?

Estimated population is 786 and the actual population is 639. 
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10/06/19

Write the formula for the compound
Write the formula for the compound cobalt(IV) sulfate?
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10/06/19

Equation of the line tangent to the graph of x^2-3xy=10 at point (1,-3)
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10/06/19

Starting downstream, 2.73 m away from a waterfall 0.504 m in height, at what minimum speed must a salmon jumping at an angle of 31.4 ◦ leave the water to continue upstream?
Salmon often jump waterfalls to reach their breeding grounds. Starting downstream, 2.73 m away from a waterfall 0.504 m in height, at what minimum speed must a salmon jumping at an angle of 31.4 ◦... more
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10/06/19

A license plate consists of two letters followed by three numerical digits (e.g. MX556).

How many different license plates can be made if no two-character U.S. state abbreviations are allowed for thetwo letters?
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10/06/19

I Really need HELP!!!!!
Confirmed Measles Cases. The data show a sample of the number of confirmed measles cases over a recent 12-year period. Find the range, variance, and standard deviation for the data.212 63 71 140 43... more
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10/06/19

Find the number of possible pairs of positive integers (m,n) such that m3+11^3=n3
Find the number of possible pairs of positive integers (m,n) such that m3+11^3=n3
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10/06/19

Urgent stastics question!!!
The ages of the Vice Presidents of the United States at the time of their death are listed below. Construct a frequency distribution to summarize the data. Use 6 classes. List the relative and... more
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10/05/19

Solve 5 1/3 - 2 2/3 using a math drawing ?
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10/05/19

Make a base ten math drawing for 35 + 69 =
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10/04/19

PQ=6x+25 and QR=16-3x; Find PR.
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10/03/19

how many moles are in 3.4 x 10^23 molecules of H2SO4?
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10/03/19

writing an equation that models exponential growth or decay
In 2010, a car was purchased for $20,000. Each year since, the resale value has decreased by 25%.Let t be the number of years since 2010. Let y be the value of the car, in dollars.Write an... more
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10/03/19

Coin Probability
Suppose a coin with Pr{H} = 3/4 is flipped 4 times. Answer the following questions: is the probability exactly 2 heads were flipped?What is the probability that heads then tails then heads then... more
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10/03/19

a. What is the value of​ y? b. Find RS and ST.
RS=9y+3ST= 5y + 9and RT =124
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10/02/19

Knowing that 6<x<7 and 10<y<12 find all possible values of: y-x
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10/02/19

weight bearing force
two match officials carry an injured rugby player from a rugby field on a stretcher. The rugby player weighs 95 kg and the stretcher is 2.5 m long. One of the stretcher bearers (bearer A) is able... more
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10/02/19

Calculus problem

Use the limit definition of the derivative to find the standard form equation of the tangent line to f(x) = 2x^2-5x-9 at x=3
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10/02/19

The temperature in the morning was 14° and dropped 20 degress. What is the temperature now?
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10/02/19

how do you find the diameter when you have the lengths of the radius A(-1,3) B(2,2)
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10/01/19

A certain arithmetic sequence has this explicit formula for the nth term
an = 13 + (n-1)(6)The same sequence has this recursive formulaan = an-1 + ___A. 6B. 19C. 13D. 5What is the number that goes in the blankI am pretty sure its A (6) but I just want to be sure
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10/01/19

-3<q on a number line

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