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1d

Partial Differentiation

The Function f(x,y)= x^2+y^2+xy+9x has one critical point. Find it and identify it as a local max local min or saddle point

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Maths

1d

Partial Differentiation

MATHS Q: Modulus of rigidity G= ((R^4)(Theta))/ L where r is the radius, theta is the angle of twist and L the length. Determine the approx. percentage error in G when R is increased by 2%, theta... more

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Maths

2d

A math problem about two parks.

Jungle world charges $10 for admission plus $2.50 per hour. Funland charges $7 for admission plus $4 per hour. I want to find H, the number of hours for the total cost is the same at both parks.... more

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Maths

2d

Find minimum value for events

James has 15 sweets in his pocket. He has 7 red sweets, 6 blue sweets, and 2 pink sweets.Without looking, he removes some sweets from his pocket and places them on the table. What is the smallest... more

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Maths

2d

Find minimum number to guarantee it happen

James has 15 sweets in his pocket. He has 7 red sweets, 6 blue sweets, and 2 pink sweets.Without looking, he removes some sweets from his pocket and places them on the table. What is the smallest... more

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Maths

3d

How to answer this questions in two different ways: using a table and guess and check method.

How to answer this questions in two different ways: using a table and guess and check method.Points are scored for each medal won in a competition. The Rockets won a total of 16 medals and scored... more

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Maths

3d

cosx/1-sinx + 1-sinx/cosx = 2/cosx

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Maths

3d

Find the number which when decreased by 15% becomes 1360

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Maths

4d

Is Johnny a smart boy?

Johnny is going to travel through air firsttime,he has fear about bombblasts in airplane.He investigated the probablity of bomb exist on airplane is 1/100. So what he took a bomb with himself and... more

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Maths

5d

The perimeter of a rectangle garden is 540 m. The length of the garden is twice its breadth find the dimensions of the garden .

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Maths

6d

answer this please

john takes an hour to distribute newspaper in block of apartment while his friends takes 80 minutes to do the same work individually .If all they distribute newspaper in 2 such blocks of... more

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Maths

7d

HELPPPPPPPPPPPPPPPPPPPPpp

For what value of x is the slope of the tangent line for the function f(x)=x^2−3x+6 equal to 1?

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Maths

7d

Write each percent as a decimal

Write each percent as a decimal please if can be with full works 3 % =25

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Maths

8d

marmalade costs £2 a jar, she makes 250 jars and sells 60% of them for £4 and the rest at half price. how much profit does she make

the unit of the answer must be given in pounds if that is possible.

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Maths

8d

What is the percentage if 27 students passed in a exam from 31 students

I need percentage

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Maths

9d

in a year group there are 100 boys and 120 girls

in a year group there are 100 boys and 120 girls write as a ratio the number of boys to the number of girls. write as a ratio the number of boys to the number of girls. Give your answers in its... more

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Maths

9d

one grain of sand approximately weighs 7 x 10 to the power of -5g how many grains of sand are there in 6300kg of sand give answer in standard form

i don't know how to work it out

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Maths

10d

A hotel 25% off sale. A charge of 20% must be added on at the end. The normal price is £90. How much is it now.

I didn't understand the order of which I was meant to do it in. I need answers because this is important.

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Maths

13d

Four whole numbers are rounded to the nearest 10. The sum of these new numbers is 90. What is the maximum sum of the original numbers

need help, plz answer ASAP thank uuu

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Maths

13d

What the equivalent ratio of 8:24:32

What is the equivalent of 8:24:32

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Maths

14d

Mean Median Range Question - Help me please :)

One morning, eight buses arrive at a bus stop. The number of minutes late for each bus is shown below. 0 8 2 6 9 2 0 8 In the afternoon, two more buses arrive at the bus stop. The median number of... more

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Maths

14d

Formula that predicts the location of moving enemy

A rocket that explodes not on impact, but explodes on a timer will be shot from myself to the enemy. The timer can only be inputted at the start of the shot. The rocket can only go straight and has... more

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Maths

15d

Maths- Polynomials

A stone is tossed from a point W into the air. The height Y metres of the stone above ground level at time t seconds is given by y=-t2+4t+5. (a) How far is W from the ground... more

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Maths

15d

We're flummoxed ! Can anyone help please?

We don't have a starting total, which is why we're suffering brain ache! The question set is this, "Football team A were playing Football Team B at football. The ratio of home and away fans is 3:2.... more

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Maths

16d

missing splash numbers

whats the missing splat numbers 80902? ? 46?103 ?41324

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Maths

Partial Differentiation

Partial Differentiation

A math problem about two parks.

Find minimum value for events

Find minimum number to guarantee it happen

How to answer this questions in two different ways: using a table and guess and check method.

cosx/1-sinx + 1-sinx/cosx = 2/cosx

Find the number which when decreased by 15% becomes 1360

Is Johnny a smart boy?

The perimeter of a rectangle garden is 540 m. The length of the garden is twice its breadth find the dimensions of the garden .

answer this please

HELPPPPPPPPPPPPPPPPPPPPpp

Write each percent as a decimal

marmalade costs £2 a jar, she makes 250 jars and sells 60% of them for £4 and the rest at half price. how much profit does she make

What is the percentage if 27 students passed in a exam from 31 students

in a year group there are 100 boys and 120 girls

one grain of sand approximately weighs 7 x 10 to the power of -5g how many grains of sand are there in 6300kg of sand give answer in standard form

A hotel 25% off sale. A charge of 20% must be added on at the end. The normal price is £90. How much is it now.

Four whole numbers are rounded to the nearest 10. The sum of these new numbers is 90. What is the maximum sum of the original numbers

What the equivalent ratio of 8:24:32

Mean Median Range Question - Help me please :)

Formula that predicts the location of moving enemy

Maths- Polynomials

We're flummoxed ! Can anyone help please?

missing splash numbers

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Partial Differentiation

Partial Differentiation

A math problem about two parks.

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