6,938 Answered Questions for the topic mathematics
Find the component form and the magnitude of the vector v.
Initial Point: (5/2, -1)Terminal Point: (2, 2/5)v = ______||v|| = _____
03/13/21
The initial and terminal points of a vector are given. Write the vector as a linear combination of the standard unit vectors i and j.
Initial Point: (-1, -5)Terminal Point: (2,3)= _______
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Mathematics
03/13/21
Need to solve basic math problem
12 men can dig a pond in 8 days. How many men can dig it in 6 days?
Mathematics
03/13/21
Need to solve the basic math problem
350 parcels are sent into 3 vans for delivery. The first van contains twice as many parcels as the second van. The third van contains twice as many parcels as the first van. How many parcels are in...
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03/12/21
12> x+6 ????????
Which of the following is a solution to the inequality below?. a.6b.4c.8d.10
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Which is a solution for 3x > 9?
Which would NOT be a solution for the following inequality: x > 12?a. 12 b. 4 c. 15 d. 30 Which is a solution for 3x > 9?a.4b.3c.2d.1Solve 8x > 112.a. x > 14...
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Mathematics
03/12/21
The product of two numbers is 342.If one of the numbers is 18, work out the value of the other number
The product of two numbers is 342.If one of the numbers is 18, work out the value of the other number
03/12/21
Urgent statistic
Do you mind answering this as well? Suppose that you have 9 cards. 4 are green and 5 are yellow. The 4 green cards are numbered 1, 2, 3, and 4. The 5 yellow cards are numbered 1, 2, 3, 4, and 5....
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Mathematics
03/12/21
Maths algebric sums included C(x)
Suppose C(x)=4x2-28x+73,x>=0, represent the cost ,in hundreds of dollars to produce x thousands of pens find the number of pens which can be produced for no more than $2500.Between ____ thousand...
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How do we find the number of triangles in the given image quickly?
The question requires you to find it within a minute in IQ tests that have time limit, is there a formula to solve this quickly? Please help with this problem, here is the image:
Mathematics
03/12/21
If a rectangles perimeter is 134 cm, and the length is twice the width plus one, how do i figure this out?
I am missing a step in figuring out the width which throws my answers off. Please help?
ANSWER ASAP PLEASE
Ms. Davis has a jar with $9.84 worth of pennies and dimes. If there are four times as many dimes as pennies, how many pennies and dimes does Ms. Davis have? Show your work and use variables. Use...
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Mathematics Algebra
03/11/21
Calculate the radius of a given hemisphere?
A solid hemisphere has a volume of 230cm3.Calculate the radius of the hemisphere.Ok every time I try to do this question, something seems to go wrong. I use the formula for a sphere with radius...
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Mathematics Algebra
03/11/21
Show that (3 over m+4 - 4 over m =6) can be written as 6m squared +25m +16=0?
Am I supposed to solve for m? Even if so, how is that supposed to be done when you have m squared and m to deal with?Any assistance would be greatly appreciated.
Mathematics Algebra
03/11/21
Rearrange to make x the subject of this formulae
K=2m-x divided by xWhen I try to rearrange this question, I always end up with two Xs to deal with and not sure how to complete this?
Mathematics Algebra
03/11/21
How to factorise these terms?
2mn+m2-6n-3m4y2-81t2-6t+8Any assistance would be really appreciated.
Mathematics
03/11/21
Answer math help
Brenda and Huong are selling pies for a school fundraiser. Customers can buy cherry pies and lemon meringue pies. Brenda sold 1 cherry pie and 6 lemon meringue pies for a total of $111. huong...
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Mathematics Algebra 1
03/11/21
Exponential Decay Model
a city had a declining population from 1992 to 1998. The population in 1992 was 200,000. Each year for 6 years, the population declined by 3%. Write an exponential decay model to represent this...
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Mathematics
03/11/21
If A is four times greater than B, but A plus B equal 90, what are the values of A and B?
I am super confused about this.
03/11/21
Angular Acceleration of a washing machine
A washing machine slows from 75 rad/s to 25 rad/s while rotating through an angle of 450 radians. What is the angular acceleration of the washing machine?
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Mathematics Math
03/11/21
The sum of four consecutive numbers is 90. Calculate these numbers.
03/11/21
Statistics help!
Tennis superstar Nadal's first serve speeds in a recent season can be modeled by a normal distribution with mean 115 mph and standard deviation 6mph. let x = the speed (in mph) of a randomly...
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03/11/21
Ap Stats Question Pls Help
Two hundred randomly selected residents in Hoptown were surveyed and asked, "Do you support the city's decision to build a public health clinic in your area?" A total of 108 said no, 8 said yes,...
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03/10/21
How many revolutions
A fan rotating with an initial angular velocity of 1500rpm is switched off. In 2.00s, the angular velocity decreases to 450rpm. Assuming the angular acceleration is constant, how many revolutions...
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