All Questions

1039

Need help please

A fair coin is flipped 7 times. What is the probability that at least 5 consecutive flips come up heads?

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Guest Oct 4, 2019

1473

+394

The four-digit number is divisible by nine, with the tens digit and the units digit. How many such four-digit numbers

The four-digit number is divisible by nine, with the tens digit and the units digit. How many such four-digit numbers could represent?

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hellospeedmind Oct 4, 2019

671

HELP ASAP ILKNEKJDBLCXENFor what negative value of k is there exactly one solution to the system of equations

For what negative value of k is there exactly one solution to the system of equations

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Guest Oct 4, 2019

2521

+394

The four-digit numeral 3AA1 is divisible by 9. What digit does A represent?

The four-digit numeral is divisible by 9. What digit does represent?

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hellospeedmind Oct 4, 2019

654

help me please find the different compositions of the given function

sqrt of x times x^2 minus 9

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Guest Oct 4, 2019

1020

HELP I DONT UNDERSTAND ASAP ...If the roots of the quadratic equation are , then what is the value of c?

If the roots of the quadratic equation are , then what is the value of c?

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Guest Oct 4, 2019

1123

Please help due tomorrow

A group of 100 friends stands in a circle. Initially, one person has 2019 mangos, and no one else has mangos. The friends split the mangos according to the following rules:

• sharing: to share, a friend passes two mangos to the left read more ..

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Guest Oct 4, 2019

829

Do not understand this

How does this context describe this Graph/ Function.

CONTEXT: The temperature of the oven on a day that mom bakes several batches read more ..

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Guest Oct 4, 2019

1267

HELP PLZ ASAP . If two (positive) prime numbers are roots of the equation x^2-12x+k=0, what is the value of k?

If two (positive) prime numbers are roots of the equation x^2-12x+k=0, what is the value of k?

THXXX

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Guest Oct 4, 2019

981

+33

Linear Stuff I'm stuck on

The sum of three numbers a, b, and c is 99. If we increase a by 6, decrease b by 6 and multiply c by 5, the three resulting numbers are equal. What is the value of b?

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EpicW Oct 4, 2019

1562

+707

math riddle :))

my friend shared this riddle with me, and it was cool so i wanted to share it with you guys
In a pond there are some flowers with some bees hovering over them. How many flowers and bees are there if both the following statements are true: read more ..

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Nirvana Oct 4, 2019

1011

+17

HELPPP ASAP!!!Find the product of all positive integer values of c such that 8x^2+15x+c=0 has two real roots.

Find the product of all positive integer values of c such that 8x^2+15x+c=0 has two real roots.

HELp

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Corbella.15 Oct 4, 2019

Oct 3, 2019

797

What do I do if I forget my password

Idk how to get into my acc.

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Guest Oct 3, 2019

969

Jeez I don't understand how you guys answer this so fast and accurately, but here is another.

A square park of an area 4225 sq. m has to be fenced. The fencing will require the use of a wire that can enclose the park 4 times and each circuit of the wire would be 5 % greater than the perimeter of the park. What length of the wire is needed for this?
read more ..

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Guest Oct 3, 2019

848

+707

off topic, but how's everyone feeling?

title says it all.
hope everybody is doing okay!! one more day until friday

off-topic

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Nirvana Oct 3, 2019

796

9-12r>=-99and -2r-4,-12

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Guest Oct 3, 2019

646

help

Find the sum of the three smallest positive values of such that (Give your answer in radians.)

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Guest Oct 3, 2019

809

help

In acute triangle ABC, Let D be the foot of the altitude from A to BC if BD=2 and CD=3 then find the area of triangle ABC.

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Guest Oct 3, 2019

477

help

For how many values of such that is

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Guest Oct 3, 2019

656

What are the upper and lower bounds to find the roots of the function?

What are the upper and lower bounds to find the roots of the function?
f(x

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Guest Oct 3, 2019

1223

+134

Help

The number of people entering a stadium, for a concert and pre-concert celebrations, each hour is modeled by f(t)=27t+38 where t is the number of hours . During a specific hour, 200 entered the stadium. Which hour was that?

It read more ..

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killersteve27 Oct 3, 2019

508

Number Theory

What is the smallest positive integer, N, that will satisfy the following congruences: N mod (3, 5, 7, 11, 13, 17, 19) = Respectively(1, 2, 3, 4, 5, 6, 7, as remainders)?
Any help or hint would be greatly appreciated. Thank you.

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Guest Oct 3, 2019

1519

Find f(x) when f'(x)=5f(x)

This breaks my brain :(
Find f(x) when f'(x)=5f(x)

Rom ●

Guest Oct 3, 2019

829

+1995

Help with 2

for question 2 he first emty box has the options IS and IS NOT for the second emty read more ..

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jjennylove Oct 3, 2019

1011

Help Please

A store sells 12 different kinds of bathtubs. These data represent the maximum number of liters of water that the bathtubs will hold.
240, 272, 280, 285, 295, 285, 300, 290, 310, 305, 285, 305

Identify all outliers of the read more ..

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Guest Oct 3, 2019

All Questions ⁺⁰237748 Questions

Need help please

The four-digit number is divisible by nine, with the tens digit and the units digit. How many such four-digit numbers

HELP ASAP ILKNEKJDBLCXENFor what negative value of k is there exactly one solution to the system of equations

The four-digit numeral 3AA1 is divisible by 9. What digit does A represent?

help me please find the different compositions of the given function

HELP I DONT UNDERSTAND ASAP ...If the roots of the quadratic equation are , then what is the value of c?

Please help due tomorrow

Do not understand this

HELP PLZ ASAP . If two (positive) prime numbers are roots of the equation x^2-12x+k=0, what is the value of k?

Linear Stuff I'm stuck on

math riddle :))

HELPPP ASAP!!!Find the product of all positive integer values of c such that 8x^2+15x+c=0 has two real roots.

What do I do if I forget my password

Jeez I don't understand how you guys answer this so fast and accurately, but here is another.

off topic, but how's everyone feeling?

9-12r>=-99and -2r-4,-12

help

help

help

What are the upper and lower bounds to find the roots of the function?

Help

Number Theory

Find f(x) when f'(x)=5f(x)

Help with 2

Help Please

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