59,249 Answered Questions for the topic Math
Math
01/30/24
A local county has an unemployment rate of 4.4%. A random sample of 20 employable people are picked at random from the county and are asked if they are employed. Round answers to 4 decimal places.
a) Find the probability that exactly 3 in the sample are unemployed.
Math Algebra 1
01/29/24
A Toy Rocket and a Drone Again
Functions R and D give the height, in feet, of a toy rocket and a drone, t seconds after they are released. Here are the graphs of R (for the rocket) and D (for the drone).
Which of the...
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Math
01/29/24
at what point does a line with a slope of 3/4 and a y-intercept of -5 intersect a line with a slope of -1/4 and a y-intercept of 3? A. (-8,1) B. (-1,8) C. (1,8) D. (8,1)
A. (-8,1) B. (-1,8) C. (1,8) D. (8,1)
01/29/24
Trig help-urgent
Solve the following inequality. Express the exact answer in interval notation, restricting your attention to 0 ≤ x ≤ 2𝜋.tan(x) ≥ 1
01/29/24
Urgent calculus help
Solve the following inequality. Express the exact answer in interval notation, restricting your attention to −𝜋 ≤ x ≤ 𝜋.
sin2(x) < 1/2
01/29/24
Described or represented
Tell the geometric figure described or represented by the following1. eye of a needle2. edge of a box3. hands of a clock4. flagpole5. beam of a flashlight
01/29/24
midterm help-Calculus help, urgent
Solve the following inequality. Express the exact answer in interval notation, restricting your attention to −𝜋 ≤ x ≤ 𝜋.
sin2(x) < 3/4
Math
01/29/24
need help determining the odds of something
lets say there are unlimited barrels full of different fruits, each barrel has 100 fruits in it. 5% of all the fruits are pearsthere is also a 1/25650 chance of any fruit to be goldenwhat are the...
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Math
01/29/24
A car travels 1 3/4 miles in 1 1/2 minutes at a constant speed. How far did the car drive in 8 minutes?
Math
01/29/24
The cost of a bag is 3 times the cost of a cap the total cost of 2 bags and 3 caps is 180.00 what is the cost of 1 cap
What angle to kick a soccer ball to maximize distance traveled? (vector calc)
A soccer ball on the ground is kicked with an initial speed of 44mph at an angle θ above the horizon. What is the angle in radians that will maximize the distance traveled (g=32ft/sec)?And what...
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Math
01/28/24
Applications of Simultaneous Equations in Real-World Contexts
1. The giant pandas Kai Kai and Jia Jia reside at the River Safari. The sum of their ages when they first arrived in Singapore in 2013 was 11 years. In 2022, Kai Kai will be three times as old as...
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Math
01/28/24
Solving Simultaneous Linear Equations Using Algebraic Methods
A computer animation shows a cat moving in a straight line. Its height, a metres, above the ground, is given by 8s-3h=-9 where s is the time in seconds after it starts moving. In the same...
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Math
01/27/24
Direct and inverse proportions
A machine which manufactures ice needs to be run for 10 minutes to warm up before the production of ice begins. The mass, in tonnes, of ice produced is directly proportional to the number of hours...
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Math
01/27/24
y=2x-4 and y=x-3 graphically method
Math
01/27/24
Direct and inverse proportions
1. Kate makes a donation to a charitable organisation on a monthly basis. Her monthly donation is directly proportional to the square of her monthly savings. If she saves $900 and $1200 in January...
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Math
01/27/24
Direct and inverse proportions
The pressure, P pascals, of a fixed mass of gas at constant temperature is inversely proportional to the volume, 7m3 of the gas. The pressure of 2 m³ of gas in an airtight container is 500 pascals....
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Math
01/27/24
Direct and inverse proportions
The weight of an object is inversely proportional to the square of the distance from the object to the centre of the earth. An astronaut weighs 800 newtons (N) at sea level (6500 km from the centre...
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Math
01/27/24
Homework Question #2
The Middle Town Performing Arts Theater is planning a new show. The fixed cost is estimated to be $400,000 for the season. The variable cost is $10 per ticket. The box office has set the ticket...
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Math
01/26/24
Direct and inverse proportions
1. If y is inversely proportional to x2 and y=5 when x=4, find the value of y when x=2.2. If y is inversely proportional to r2 +1 and y=32 when r=1, find the value of y when r=73. If u is inversely...
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Math Trigonometry
01/26/24
In this question, we discover the height of a mountain which is surrounded by rugged terrain.
In this question, we discover the height of a mountain which is surrounded by rugged terrain. Suppose A and B are two towns located nearby a mountain whose base is at M and whose peak is at N. The...
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