All Questions

702

{|-2(-5)-38|+2}

{|-2(-5)-38|+2}/3[-9+7]^3

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Guest Jan 9, 2019

1712

help

Sam and Janet each have a whole number of dollars, and 1/3 of Sam's money equals of 1/2 Janet's money. Together, they have more than $10. What is the least number of dollars they could have combined?

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Guest Jan 9, 2019

943

+115

Functions help

Given f(x) = 2/3(x-5), determine the value of the following:
a) f^-1(-2) b) f^-1(a+1) - f^-1(a)

c) [ f^-1(a)-f^-1(b) ] / a-b read more ..

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Drazil Jan 9, 2019

798

help

Find the ordered pair if

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Guest Jan 9, 2019

899

help

For what value of the constant a does the system of equations below have infinitely many solutions?

ElectricPavlov ●

Guest Jan 9, 2019

Jan 8, 2019

1640

math

A herd of dinosaurs made paintings in the sand with their claws.
Each baby dinosaur made 15 paintings and each adult dinosaur made 7 paintings. The entire herd made 208 paintings in total, and there were 3 times as many baby dinosaurs as adult dinosaurs.
How read more ..

off-topic

PartialMathematician ●●

Guest Jan 8, 2019

920

A bag has 90 fruits in it. There are 9 times as many oranges as there are apples. The bag has ? apples in it.

A bag has 90 fruits in it. There are 9 times as many oranges as there are apples. The bag has __?__ apples in it.

I know the answer is 9 but I am having trouble figuring out how to do the equation which I believe is
A= read more ..

ElectricPavlov ●

Guest Jan 8, 2019

822

+642

sinusodial please help me with these questions

help

In how many ways can seven beads of distinct colors be put on the hexagonal grid shown, if reflections and rotations of an arrangement are considered equivalent?
read more ..

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Starz Jan 8, 2019

708

grasshopper jump

The function y=-16t^2+8t represents the height y (in feet) of a grasshopper jumping straight up from the ground t seconds after the start of the jump. After how many seconds is the grasshopper 1 foot off the ground?

ElectricPavlov ●

Guest Jan 8, 2019

981

+642

Help pls sinusodial graphs

pls help me with these problems just got introduced to it but i cant solve it... can you guys help me out with these read more ..

ElectricPavlov ●●

cerenetie Jan 8, 2019

4073

grasshopper jump

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Guest Jan 8, 2019

698

determining an exact measure of all the angles that satisfy the following?

I need to find sec θ = in the domain

because sec θ = , and cos 60° = 2 (using the half equilateral triangle), i know my angles are 60°, -60°, -120°, and -180°.
read more ..

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Guest Jan 8, 2019

594

25% of 40

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Guest Jan 8, 2019

573

a * b = 4?

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Guest Jan 8, 2019

1023

+159

Please help CPhill!

On a rainy day, every kid at Margo's school brings a raincoat, an umbrella, or both. 8% of the kids bring both. The total number of kids with umbrellas is twice the total number of kids with raincoats. What percent of the kids bring only an umbrella? Explain read more ..

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JohnyGotchaApples Jan 8, 2019

486

how to type fractions in?

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Guest Jan 8, 2019

931

+1995

last one so sorry

Given: an=3+an−1 and a1=5
What is the explicit rule for the arithmetic sequence?

an=−3n+2
an=3n+2 read more ..

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jjennylove Jan 8, 2019

2574

+1995

The rule an=−2⋅3 n-1 is the explicit rule for a geometric sequence. Which equation represents the recursive rule for this sequence?

The rule an=−2⋅3 n-1 is the explicit rule for a geometric sequence.
Which equation represents the recursive rule for this sequence?

an=3⋅an+1 , a1=−2
an=−2⋅an−1 , a1=−2 read more ..

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jjennylove Jan 8, 2019

2323

+1995

Jacinta is collecting dimes everyday.

Jacinta is collecting dimes everyday. She collected 1 dime on the first day, 2 dimes on the second day, and 4 dimes on the third day. She continues this pattern for an indefinite amount of time.
Which rule models this situation?

an=−2+a read more ..

ElectricPavlov ●

jjennylove Jan 8, 2019

1050

+1995

Given: f(x)=4⋅2 x

Given: f(x)=4⋅2x
and g(x)=2x+6

What is the solution to the equation f(x)=g(x) ?
Note: Use the graphing method to solve.
read more ..

ElectricPavlov ●●

jjennylove Jan 8, 2019

919

+20

which statement is not true based upon the figure provided here?

the figure is an x with 4 angles titled 1 2 3 and 4. 1 is next to 2, 2 is next to 3, 3 is next to 4, and 4 is next to 1. It is made up of two crossing lines.

Options
read more ..

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ChrisFarley Jan 8, 2019

542

+20

More help please? very confused

Thanks all

1.Yasmin determined that if <1 and <2 are supplementary angles, and m<2 =34 degrees, then m<1=146 degrees
read more ..

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ChrisFarley Jan 8, 2019

556

6(b-8)

6(b-8) expand ty :)

ElectricPavlov ●

Guest Jan 8, 2019

1896

+1995

The equation y=58−x represents the temperature, y, in degrees Fahrenheit and the time, x, in hours from 6 p.m. to 9 a.m. on a certain day.

The equation y=58−x represents the temperature, y, in degrees Fahrenheit and the time, x, in hours from 6 p.m. to 9 a.m. on a certain day.
Let x = 0 represent the temperature at 6 p.m.
What is the average rate of change in temperature from 6 read more ..

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jjennylove Jan 8, 2019

All Questions ⁺⁰237665 Questions

{|-2(-5)-38|+2}

help

Functions help

help

help

math

A bag has 90 fruits in it. There are 9 times as many oranges as there are apples. The bag has ? apples in it.

sinusodial please help me with these questions

help

grasshopper jump

Help pls sinusodial graphs

grasshopper jump

determining an exact measure of all the angles that satisfy the following?

25% of 40

a * b = 4?

Please help CPhill!

how to type fractions in?

last one so sorry

The rule an=−2⋅3 n-1 is the explicit rule for a geometric sequence. Which equation represents the recursive rule for this sequence?

Jacinta is collecting dimes everyday.

Given: f(x)=4⋅2 x

which statement is not true based upon the figure provided here?

More help please? very confused

6(b-8)

The equation y=58−x represents the temperature, y, in degrees Fahrenheit and the time, x, in hours from 6 p.m. to 9 a.m. on a certain day.

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