All Questions

0

453

1

Do you multiply scientific notation the same as dividing it?

Melody ●

Guest Sep 26, 2014

+3

669

1

5ppm i decimalform

heureka ●

Guest Sep 26, 2014

0

2517

1

An observer at the top of a tower of height 20m sees a man due East of him at an angle of depression of 27 degrees. He sees another man due

An observer at the top of a tower of height 20m sees a man due East of him at an angle of depression of 27 degrees. He sees another man due south of him at an angle of depression of 30 degrees. Find the distance between the men on the ground.

heureka ●

Guest Sep 26, 2014

0

579

1

How do you do this: (-4x)^3?

heureka ●

Guest Sep 26, 2014

0

452

1

2x+4 => 12

●

Guest Sep 26, 2014

+3

1579

3

One googolplex divided by 7.39 billion

CPhill ●●●

Guest Sep 26, 2014

0

1

4499

2

k=c+273.15

Melody ●●

Guest Sep 26, 2014

+6

1

1879

1

When 0.5 cm was planed off each of the six faces of a wooden cube, its volume decreased by 169cm^3. Find its new volume.

CPhill ●

Guest Sep 26, 2014

0

616

1

2.5×10=

DragonSlayer554 ●

Guest Sep 26, 2014

+3

1066

2

If there were 280 students voting, how many more of them named brownies as their favorite dessert than cookies?

If there were 280 students voting, how many more of them named brownies as their favorite dessert than cookies?and there is 70% brownies and 30% cookies

Melody ●●

Guest Sep 26, 2014

0

720

1

8x^2+23x-49 - 10x^2-5x+11

quinn ●

Guest Sep 26, 2014

+6

1080

3

If 7X + 3 = 5X – 7, evaluate: 4 + 2X – 2.

Melody ●●●

Guest Sep 26, 2014

0

522

1

The parking lot at the mall has 1200 parking spaces. 9% of these spaces are reserved for handicap parking. How many handicap par

The parking lot at the mall has 1200 parking spaces. 9% of these spaces are reserved for handicap parking. How many handicap parking spaces are there?

Melody ●

Guest Sep 26, 2014

0

725

1

The average summer vacation costs $2252. If $1850 of this amount is charged on a credit card, what percent of the vacation cost is charged?

The average summer vacation costs $2252. If $1850 of this amount is charged on a credit card, what percent of the vacation cost is charged? (This can be round this to the nearest tenth of a percent – this means include only one number to the right side read more ..

Melody ●

Guest Sep 26, 2014

0

558

1

how to get porcentege

●

Guest Sep 26, 2014

+3

691

2

+7

Why does this not work??? (Trig)

If Sin^2x + Cos^2x = 1
then why doesnt Sinx + Cosx = 1
when you could square root both sides??

Melody ●●

GoofyGoober Sep 26, 2014

0

795

2

+8262

Define Fresh Way

Define Fresh Way. Please. I need it for my homework. Thank you.
And 3 sentences please. 😺

Melody ●●

DragonSlayer554 Sep 26, 2014

0

1149

2

A cargo elevator has a maximum carrying capacity of 400 pounds. A 150-pound person rides in the elevator with the cargo boxes. What is the m

A cargo elevator has a maximum carrying capacity of 400 pounds. A 150-pound person rides in the elevator with the cargo boxes. What is the maximum number of cargo boxes that the person can take with them on the elevator?

Melody ●●

Guest Sep 26, 2014

0

666

1

negative exponent

How do I use a negative exponent on the online calculator?

NinjaDevo ●

Guest Sep 26, 2014

0

1276

1

A single tree produces about 2.6 × 102 lb of oxygen each year. The Amazon rainforest has about 3.9 × 1011 trees. About how many pounds of ox

A single tree produces about 2.6 × 102 lb of oxygen each year. The Amazon rainforest has about 3.9 × 1011 trees. About how many pounds of oxygen are produced in the rainforest each day ?

geno3141 ●

Guest Sep 26, 2014

+3

717

1

how to find out that 2^3*4^3=2^9 is true

geno3141 ●

Guest Sep 26, 2014

0

533

2

what time the a number is 10

Melody ●●

Guest Sep 26, 2014

0

1601

1

Find the interest rate

Jack invests $1000 at a certain annual interest rate, and he invests another $2000 at an annual rate that is one-half percent higher. If he receives a total of $160 interest in 1 year, at what rate is the $1000 invested? read more ..

geno3141 ●

Guest Sep 26, 2014

+8

2334

11

+238

In the triangle ABC, a,b,c are the 3 sides of the triangle.if a(1-x^2)+2bx+c(1+x^2)=2 is a qudratic equation. The equation have two same sol

In the triangle ABC, a,b,c are the 3 sides of the triangle.if a(1-x^2)+2bx+c(1+x^2)=0 is a qudratic equation. The equation have two same soloution and 3c=a+3b（a si the opposite side of angle A, b si the opposite side of angle B,c is the opposite side of read more ..

heureka ●●●●●●●●●●●

quinn Sep 26, 2014

0

440

1

le produit de 44 comme un produit de nombres premiers

Melody ●

Guest Sep 26, 2014

All Questions ⁺⁰234927 Questions

Do you multiply scientific notation the same as dividing it?

5ppm i decimalform

An observer at the top of a tower of height 20m sees a man due East of him at an angle of depression of 27 degrees. He sees another man due

How do you do this: (-4x)^3?

2x+4 => 12

One googolplex divided by 7.39 billion

k=c+273.15

When 0.5 cm was planed off each of the six faces of a wooden cube, its volume decreased by 169cm^3. Find its new volume.

2.5×10=

If there were 280 students voting, how many more of them named brownies as their favorite dessert than cookies?

8x^2+23x-49 - 10x^2-5x+11

If 7X + 3 = 5X – 7, evaluate: 4 + 2X – 2.

The parking lot at the mall has 1200 parking spaces. 9% of these spaces are reserved for handicap parking. How many handicap par

The average summer vacation costs $2252. If $1850 of this amount is charged on a credit card, what percent of the vacation cost is charged?

how to get porcentege

Why does this not work??? (Trig)

Define Fresh Way

A cargo elevator has a maximum carrying capacity of 400 pounds. A 150-pound person rides in the elevator with the cargo boxes. What is the m

negative exponent

A single tree produces about 2.6 × 102 lb of oxygen each year. The Amazon rainforest has about 3.9 × 1011 trees. About how many pounds of ox

how to find out that 2^3*4^3=2^9 is true

what time the a number is 10

Find the interest rate

In the triangle ABC, a,b,c are the 3 sides of the triangle.if a(1-x^2)+2bx+c(1+x^2)=2 is a qudratic equation. The equation have two same sol

le produit de 44 comme un produit de nombres premiers

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