All Questions

-1

2567

+912

Simplify. 750x15y21−−−−−√ Assume x and y are nonnegative.

Assume x and y are nonnegative.

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AngelRay Dec 26, 2017

-1

2384

+912

Simplify. 27x15y24−−−−−√3

Simplify.
27x15y24−−−−−√3

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AngelRay Dec 26, 2017

-1

1479

+912

What is the expression in simplest radical form?

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AngelRay Dec 26, 2017

-1

914

+912

What is the expression in radical form?

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AngelRay Dec 26, 2017

739

Find a and b.....

a and b are whole positive integers, which makes the following identity true. What are the values of a and b? Thanks.
Pi/4 =8arctan(1/10) - arctan(a/b)

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Guest Dec 26, 2017

2217

+12

Drag and drop an answer into each box to correctly complete the statement.

Drag and drop an answer into each box to correctly complete the statement.
A reflection is a transformation that maps point Q in a figure over a line, AB←→ , such that for point C at the intersection of AB←→ and QQ′⎯⎯⎯⎯⎯ , read more ..

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Gricelda123 Dec 26, 2017

1486

+12

Which description best defines AB⎯⎯⎯⎯⎯ ?

Which description best defines AB⎯⎯⎯⎯⎯ ?
A: the set of point A and point B and all the points between point A and point B
B: the set containing point A and point B
C: the read more ..

Mr.Owl ●

Gricelda123 Dec 26, 2017

3068

+12

Drag a reason to each box to complete this proof. If 12=1/3x+5 , then x = 21.

Drag a reason to each box to complete this proof.
If 12=1/3x+5 , then x = 21.
Statement Reason
12=13x+5 Given read more ..

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Gricelda123 Dec 26, 2017

Dec 25, 2017

2378

+112

Plato Classroom Question #11

A painter bought gallons of paint, just enough to cover two rooms. One is twice the size of the other and requires three coats of paint. The smaller room requires only two coats. Then the cilent decided not to paint the smaller room after all. read more ..

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SpaceModo Dec 25, 2017

-1

1759

In a three-digit number, the hundreds digit is greater than 5, the tens digit is greater than 4 but less than 8...

In a three-digit number, the hundreds digit is greater than 5, the tens digit is greater than 4 but less than 8, and the units digit is the smallest prime number. How many three-digit numbers satisfy all of these conditions?

off-topic

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tlin0611 Dec 25, 2017

Dec 24, 2017

1720

+118734

Merry Christmas everyone

Here are some of our traditional Australian Christmas songs. read more ..

off-topic

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Melody Dec 24, 2017

973

+168

Gradient of a line

The line passing through (4, a) and (8, 1) has gradient 3/4.

How do I work out the value of a?
read more ..

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Walthamx Dec 24, 2017

1165

Does each equation represent exponential decay or exponential growth?

Does each equation represent exponential decay or exponential growth?

Note: If an equation is neither exponential growth nor exponential decay, do not drag it to the table.
read more ..

Guest Dec 24, 2017

2885

Alg 2 Questions

1. What are the x and y-intercepts of the equation?
y=log(7x+3)−2

Round the answers to the nearest hundredth. read more ..

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Guest Dec 24, 2017

1064

+202

Curvature and continuity of function

Hi i want to tel me the type which connects Curvature and continuity of function?

Thank you!!!

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Whitespy001 Dec 24, 2017

1515

+502

MATHS

Pls help me on this question

http://pmt.physicsandmathstutor.com/download/Maths/A-level/C1/Papers-Edexcel/January%202007%20QP%20-%20C1%20Edexcel.pdf
read more ..

Melody ●●●●●●

Rauhan Dec 24, 2017

1280

+69

Sorry, can someone help me please 2 questions! teacher wont help. Thank you!

Sorry, is someone able to help with these 2 questions please? I have been at it for a while now but my teacher will not help help me with it. Thank you!

Find the missing angles in the Parallelogram read more ..

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JOKERdps Dec 24, 2017

Dec 23, 2017

1144

A question of rationality !!

How do find out if a decimal fraction such as 0.18439716312056737588652482269504....can be expressed as rational fraction, or to find out that, indeed,it is a rational fraction in the first place? Any help would be great. I thank you and "Happy read more ..

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Guest Dec 23, 2017

2847

+4623

t a pair

Tom got a Mr. Potato Head for his birthday. It came with 3 hairstyles, 2 sets of eyebrows, 1 pair of googly eyes, 2 sets of ears, and 2 sets of lips, a pair of regular shoes, and a bonus pair of clown shoes. If a complete Mr. Potato Head personality includes read more ..

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tertre Dec 23, 2017

2457

+4623

What common fraction (that is, a fraction reduced to its lowest terms) is equivalent to ?

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tertre Dec 23, 2017

1630

A number is chosen at random from the set of consecutive natural numbers . What is the probability that the number chosen is a factor of ? E

A number is chosen at random from the set of consecutive natural numbers . What is the probability that the number chosen is a factor of ? Express your answer as a common fraction.

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tlin0611 Dec 23, 2017

1142

Let return the number of times appears in Pascal's Triangle. For example, and . If is a positive

Let return the number of times appears in Pascal's Triangle. For example, and . If is a positive integer, what is the minimum value of ?

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tlin0611 Dec 23, 2017

2269

If I roll a fair, regular six-sided die four times, what is the probability that I will roll the number exactly three times?

off-topic

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tlin0611 Dec 23, 2017

Dec 22, 2017

998

help pls?

When the expression 3x^2-24x+55 written in the form a(x+d)^2+e, where a, d, and e are constants, then what is the sum a+d+e?

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Guest Dec 22, 2017

3038

+956

Half-Life? @CPhill

The half-life of radium is 1620 years. If a laboratory has 12 grams of radium, how long will it take before it has 8 grams of radium left?

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Julius Dec 22, 2017

All Questions ⁺⁰237801 Questions

Simplify. 750x15y21−−−−−√ Assume x and y are nonnegative.

Simplify. 27x15y24−−−−−√3

What is the expression in simplest radical form?

What is the expression in radical form?

Find a and b.....

Drag and drop an answer into each box to correctly complete the statement.

Which description best defines AB⎯⎯⎯⎯⎯ ?

Drag a reason to each box to complete this proof. If 12=1/3x+5 , then x = 21.

Plato Classroom Question #11

In a three-digit number, the hundreds digit is greater than 5, the tens digit is greater than 4 but less than 8...

Merry Christmas everyone

Gradient of a line

Does each equation represent exponential decay or exponential growth?

Alg 2 Questions

Curvature and continuity of function

MATHS

Sorry, can someone help me please 2 questions! teacher wont help. Thank you!

A question of rationality !!

t a pair

What common fraction (that is, a fraction reduced to its lowest terms) is equivalent to ?

A number is chosen at random from the set of consecutive natural numbers . What is the probability that the number chosen is a factor of ? E

Let return the number of times appears in Pascal's Triangle. For example, and . If is a positive

If I roll a fair, regular six-sided die four times, what is the probability that I will roll the number exactly three times?

help pls?

Half-Life? @CPhill

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