All Questions

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6

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0.554^3 mm^3

Guest 40 mins ago

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6

1

finding length of an unknown side of a frame?

how should I solve b? i already solved a and got 1:2
the dimensions of the photo irl is 1.6in by 1.875in (the photo was on my textbook, so it read more ..

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Guest 40 mins ago

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10

1

The fifth term of an arithmetic sequence is 9 and the 32nd term is -84. What is the 23rd term?

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Guest 3 hours ago

0

10

1

determining integral values?

determine ALL integral values of k so that each trinomial can be factored:

1) x^2 + kx - 9
read more ..

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Guest 3 hours ago

0

11

1

finding the dimensions of a cube with a hole?

a cube has a square hole all the way through it. if the volume of wood used to construct the cube is 3072 mm^3, what are the dimensions of the cube and the hole?

read more ..

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Guest 3 hours ago

0

12

2

PLS HELP!

what is 5+5

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Guest 3 hours ago

0

11

1

+36

what is math

what is math? joking! notreally. idek anymore

off-topic

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TheBestAquamarine 3 hours ago

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12

2

How many terms of the arithmetic sequence 88, 85, 82, . . . appear before the number -17 appears?

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Guest 5 hours ago

0

13

1

Help Me Pls!!!

Compute

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Guest 5 hours ago

0

18

3

My exponent of 10

Hello, I don't understand when I calculate .006708 to the 180, answer is zero.

hectictar ●●●

Guest 6 hours ago

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18

1

how do you no awnser:

I have 222x222 and I gave my firend 298 how do I have left anwser: a.500 b.900 c.300 d.48,986

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Guest 9 hours ago

0

20

2

+36

MATHCOUNTS Problem

There is at least one two-digit number such that when it is added to the two-digit number having the same digits in reverse order, the sum is a perfect square. Find the sum of all such two-digit numbers.

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benjamingu22 10 hours ago

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17

3

creating a rational exponent equation??

household smoke detectors contain 200 ug of a radioactive element that has a half-life of 432 years. to the nearest 10 ug, how much of this element will remain in a smoke detector after 20 years?

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Guest 11 hours ago

0

23

1

+19

triangles

In $\triangle ABC$, we have $AB = AC = 13$ and $BC = 10$. Let $M$ be the midpoint of $\overline{AB}$ and $N$ be on $\overline{BC}$ such that $\overline{AN}$ is an altitude of $\triangle ABC$. If $\overline{AN}$ and $\overline{CM}$ intersect at $X$, then read more ..

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eileenthecoolbean 11 hours ago

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20

1

Prime or composite?

How to determine if the following number is prime or composite? [7^79*11^61 *3^103] + 2
Thank you.

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Guest 11 hours ago

0

14

2

Series expansion

Please expand the following at x = 0: sqrt(1 + x)^ -1. Thank you for help.

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Guest Jul 20, 2017 4:30:01 PM

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34

4

helpppp!!! 6q^2 - 7qr - 24r^2 ?????

helpppp!!! 6q^2 - 7qr - 24r^2

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Guest Jul 20, 2017 12:14 PM

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39

2

hard maths trick

can you solve it??? a+b= a= 1/2+1/4+1/6+1/8+1/10+1/12.....+1/120 b= 1/1+1/2+1/3+1/4+1/6....=1/60:2 can u find the trick????

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Guest Jul 20, 2017 8:38:02 AM

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31

1

Compound Value of an Annuity

you need $66132 at the end of twenty years. yo know that the best you can do is to make equal payments into a bank account on which you can earn 5% of interest annually. what amount must you plan to pay annually to achieve your objective?

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Guest Jul 20, 2017 7:57:27 AM

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25

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all about function

$(f∘g)(x)=30x-3$ when x = 2 and $(g∘f)(x)=30x+11$ when x = -2.

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Guest Jul 20, 2017 7:39:32 AM

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20

1

help

17500(11-0.15)=17500(0.85)

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Guest Jul 20, 2017 6:42:56 AM

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27

2

completely factor this expression?

6m^2n - 12mn^2 - 10mn + 20n^2

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Guest Jul 20, 2017 6:29:25 AM

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27

1

Hard Financial Problem.

A new car valued at $27,500 is to be leased for 3 years, or 36 months @ $516.60 in advance, per month. The lessee has the option to purchase the car for $15,500 at the end of the leasing period. If the lessee purchases the car at the end of the lease, what read more ..

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Guest Jul 19, 2017

0

29

3

Help! With algebra!

If , what is the value of ?

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Guest Jul 19, 2017

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30

1

Age

The ages of three siblings total 21 years. The middle child is one year older than the youngest, and the eldest is three times as old as the yougest. How old is each child ? ( show work )

Alan ●

Guest Jul 19, 2017

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24

2

Halp!!!

Let f(x) = 2x + 7 and g(x) = 3x + c. Find c if for all x.

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Guest Jul 19, 2017

0

1

43

4

+171

Grade 11 math problem!

After this year summer break, I'm going to grade 11. I (really) need help on this certain question. Simplify: 3n + 4001 + 3n + 4001 + 3n + 4001

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PsychoBaker Jul 19, 2017

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24

1

14e-7f=28

14e-7f=28
7e+f=50 what is e and what is x

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Guest Jul 19, 2017

0

27

1

factor this trinomial?

a^2 - 6ab - 7b^2

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Guest Jul 19, 2017

All Questions ⁺⁰123057 Questions

0.554^3 mm^3

finding length of an unknown side of a frame?

The fifth term of an arithmetic sequence is 9 and the 32nd term is -84. What is the 23rd term?

determining integral values?

finding the dimensions of a cube with a hole?

PLS HELP!

what is math

How many terms of the arithmetic sequence 88, 85, 82, . . . appear before the number -17 appears?

Help Me Pls!!!

My exponent of 10

how do you no awnser:

MATHCOUNTS Problem

creating a rational exponent equation??

triangles

Prime or composite?

Series expansion

helpppp!!! 6q^2 - 7qr - 24r^2 ?????

hard maths trick

Compound Value of an Annuity

all about function

help

completely factor this expression?

Hard Financial Problem.

Help! With algebra!

Age

Halp!!!

Grade 11 math problem!

14e-7f=28

factor this trinomial?

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