Paul H.

Math

01/06/18

which pair of statements is true?

-15 < 9 and |-15| < |9|

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Math

01/06/18

can you help me with math I don't understand that.

Graph the set.(−7, 0) ∪ (−4, 6)

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Trigonometry

01/04/18

(tan^(2)csc^(2)-1)/(sec^(2))

why cant i simplfy tan^2csc^2-1 to tan^2cot^2 ?

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Percentage

01/04/18

To find the number of students playing football.

In a school,42% students liked to play football and 24% liked to play tennis. The rest of the students chose swimming,how many students liked to play football?

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Math Help

01/03/18

1.5 divided by 2.5

Help with this please?

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Grammar Tips

01/03/18

Hi.., This is Vishal. Could you please, let me know the below line is in which tense and how. 1) --> " Will not be carried forward." ( Can't we write like " Will not be carry forward.") Future... more

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Geometry Angles

01/02/18

geometry question please help

if ∠1=x+3 and ∠2=4x-27, find ∠1 and ∠2

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Math

01/01/18

Emma is 10 years old. She asked her father how old he was. Her father answered: "When you will be my age, I will be 70." How old is Emma's father?

Ithas something to do with age

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Algebra 2 College Algebra

01/01/18

Write a quadratic function based on a set of x and f(x) values/points.

Use the table to write a quadratic function of the form f(x)=ax2+bx+c (-5,99) , (-2,30) , (1,-3)

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Derivative Limits And Derivatives Derivative At A Point

01/01/18

Find derivative of cosx at x=0

Using the formula, derivative of f at point a is denoted by f'(a), f'(a)=Lim(h→0) (f(a+h)-f(a)) /h

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Geometry

12/31/17

In a right angled triangle ABC. Right angled at A, angle B is 40°.if M is the mid point of hypotenuse BC.then angle AMC=?

Dear sir please explain the above problem. This questions

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Math Geometry Shapes

12/31/17

What is a quarilateral with exactly one pair of parallel side?

Thank you so much in advance!💙

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Maths

12/31/17

Linear equations

A rod WZ is cut into 3 parts, WX, XY, and YZ respectively. If WY:YZ=2:1, WX:XZ=2:3, and XY=8 cm, find the length of the rod.

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Quadrilaterals

12/31/17

Construct a trapezium ABCD with AB||CD where AB=6cm, CD=4cm, /_A= 70°, /_ABD =30°.

Construct a Trapezium from the chapter construction of quadrilaterals page number 214 of CBSE book..... class 8

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Algebra Rate Of Change

12/30/17

What does 1.10 represent in the equation of population?

The population of a city after x years us modeled by the equation y=20000(1.10)x . What does 1.10 represent in the equation?

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Algebra

12/30/17

What is the rate of decay of the population of bacteria?

The population of a bacteria after x numbers of hours is modeled by the expression 1000(0.75)x . What is the rate of decay of the population of bacteria?

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Pair Of Straight Lines

12/30/17

Find the value of lamda from given equation of pair of straight lines

If the two lines are represented by the the equation (lamda)x^2+2y^2–5xy+5x–7y+3=0,then lamda is equal to

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Math Help 7th Grade

12/30/17

Which percent represents how much longer the length of Rectangle B must be to maintain the same area as Rectangle A?

Rectangle A has a length of 80 inches and a width of 30 inches. Rectangle A has the same area as Rectangle B, but has different dimensions. The width of Rectangle B is 80% shorter than the width of... more

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Correlation

12/05/17