05/29/20

The longer leg of a right triangle is 7 cm longer than the shorter leg. The hypotenuse is 8 cm longer than the shorter leg. What is the perimeter of the triangle?
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05/28/20

Getting 28 heads in 50 coin flips corresponds to a proportion of . In the simulation, this result had a relative frequency between_ and_ .
You flip a coin 6 times and do not get tails. The probability of this happening is, so you suspect this coin favors heads. You simulate flipping the coin 50 times by repeatedly drawing 200 random... more
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05/28/20

A data set is normally distributed with a mean of 115 and a standard deviation of 23. What is the probability that a value in the data set is greater than or equal to 162? The probability is about __
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05/28/20

Can you please help me with this question?
A car is initially 200 meters due west of a roundabout (traffic circle). If the car travels to the roundabout, continues halfway around the circle, exits due east, then travels an additional 160... more
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05/28/20

Help with word problem
An object is launched from a window ledge on a tall building. The height of the object above the ground can be found using the function h(t) = -49/10 t2 + 196/10 t + 588/10 where t stands for the... more
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05/28/20

Find (or predict) the intersections of the following plane:
B)4x+y-z=0 x-z=-12 2x+y+z=4Please include steps and answer
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05/28/20

Please help me with this !
An airplane has 173 seats. Seats on a flight to Albuquerque cost $675 in first class,$590 in business class, and $480 in coach. The number of seats in coach is 9 more than 3 timesthe total number... more
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05/28/20

In a certain speculative investment,a piece of real estate was purchased 3 years ago for $20000 and sold today for $100000.What is the annual rate of interest, compounded monthly,that has been earned?
Please help me with this word problem also, someone can help me to solve this word problem, this one is also part of our online task, please help me
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05/28/20

How long will it take $1000 to triple itself if it is earning interest at an annual rate of 6 percent compounded annually?
Please help me, i really need to have an answer to this word problem because it is part of our online task , please
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05/28/20

Calculus Question (Pls show steps)
A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of... more
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05/28/20

Find the inverse
Find the inverse of f(x) = 3√(x) + 5The inverse is ? , where x ≥ 5
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05/27/20

Real World Problems
In a tsunami, the wave speeds (in meters per second) can be modeled by s(d)=√9.8d, where d is the depth (in meters) of the water. Estimate the depth of the water when the wave speed is 200 meters... more
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05/27/20

For the scenario, create an exponential function (y=a⋅bx), then answer the questions that follow.

A family bought a house for $179,000. After that, the housing market begins to decline, thereby lowering the value 3% per year (modeled as .97). 1) a = 2) ​b =3) Exponential Function:4) How much... more
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05/27/20

calculus question
(1, - 1) convert to polar coordinates. Show steps
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05/27/20

Prove that (tan x)/(sin^2 x)=±√(1+tan^2 x)/(1-cos^2 x)
Please help me prove this, your help is greatly appreciated. Thank you.
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05/26/20

Analysis of Functions Calculus
Find the intervals of increase and decrease and the coordinates of the points of extrema:a) f(x)=x+1/x^2b) F(x)= (x2-1)(x+1)2
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05/26/20

if an object fell 94 feet in 3 seconds how far will it have fallen by the end of 5 seconds
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05/26/20

sam can mow his yard in 5 hours. lucy can mow the same yard in 3.5 hours how long will it take them to mow the lawn together?
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05/26/20

Algebra 2 help!

A hat contains 5 balls. The balls are numbered 2, 3, 4, 6, and 8. One ball is randomly selectedand not replaced, and then a second ball is selected. The numbers on the 2 balls are addedtogetherA... more
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05/26/20

Why does Newton’s Method not work to find the solutions of f(x) = x2 + 1?
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05/26/20

please help with homework questions as soon as possible please !
Question 1: Lara starts from the school, which is 5 miles west and 7 miles north of the house. She travels 20 miles south, and then 15 miles east. What is her final position? What single... more
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05/26/20

Recursive Function Tracing
Consider the following recursive functions. public static int square(int n) { if (n == 0) return 0; return square(n-1) + 2*n - 1; } public static int cube(int n) { if (n == 0) return 0; ... more
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05/26/20

Recursive Method Tracing
Consider the following recursive function. public static void mystery(int n) { if (n == 0 || n == 1) return; mystery(n-2); System.out.println(n); mystery(n-1); } Write out the steps of the... more
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05/26/20

Prove that tanx/sin^2x=±√1+tan^2x/1-cos^2x
Please provide a solution. Your help will be greatly appreciated. Thank you. ^_^
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05/25/20

Find an equation of the line L.

L is perpendicular to y = - 3x.The intercept of the two lines are (2, - 6).What is the equation?
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