# Posts by zane

Total # Posts: 39

**Health**

Thanks Ms Sue

**Health**

My Answer is B Is it right

**Health**

When you wake up the next morning smelling of liquor, and you don't remember why, you most likely experienced an? A: Blackout B: Blood Alcohol Concentration C: Hangover D Intoxication

**Math**

can you at least get Ms Sue

**Math**

Which function table is correct for this rule : Y = x/2 + 4 (cant copy and paste) A (my answer) B C D

**Algebra **

7/4% of what is 7?

**Algebra**

For what real values of a is x^2 + ax + 25 the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.

**algebra**

There are 5 quadratics below. Four of them have two distinct roots each. The other has only one distinct root; find the value of that root. 4x^2 +16x - 9 2x^2 + 80x + 400 x^2 - 6x - 9 4x^2 - 12x + 9 -x^2 + 14x + 49

**Writing**

Please someone answer this!

**science**

a chunk of lead has a volume of 45cm^3 and a mass of 510g. What is the density of lead.

**Math**

The food stand at the zoo sold 2,514 pounds of hamburger last month.the average cost of a pound of hamburger is $2.Jeremy estimates that about 6,000 worth hamburger was sold last month.Is this less than or greater than the exact answer?

**Precalculus**

Okay I understand now. And #18 is NO because there is two y values that are placed in -1, correct? Like (-3,-1) and (1,-1) since the test would both pass on 2 points.

**Precalculus**

How can I find out how this graph and these sets of numbers are one-to-one compatible? I have no clue.. Here is a screenshot of the questions. Just replace the 0 with an O. Thank you! prntscr.c0m/4rnu45

**Precalculus**

Oh wow lol I did not even see that.. Wow thank you for pointing that out haha!

**Precalculus**

Just remove the 0 in the link and copy to your web browser, It is a picture of my review. Thank you

**Precalculus**

So for our review, our teacher posted the answers to the review online. I do the problem and check my work with the review, but I am questioning number 8. Here is the problem with the answer: prntscr.c0m/4rnpcn How does it equal 16? I am so clueless! G * F (1)? I got f(1)=6 ...

**Precalculus**

Nevermind got it! it's because it's supposed to equal 0 so you have to solve the equation to make it zero. Basically by doing the inverse of the number but not really.

**Precalculus**

Find the roots of the following quadratic equations by factoring. y=x^2+9x-36 I got (x+12)(x-3) but on the answer key it says that the answer is this, however it renames the x values with opposite values. For example, the answer on the review for it has my answer, but the ...

**AP Chemistry**

1. Na2O, CO2, NO2 This is because Metal oxides form a strong base, and are therefor very weak acids. This means that this is the only viable option. Hope this helps! By the way, I know this is right because I put this answer in my homework just know and got it right.

**chemisty**

Calculate the volume of 4.0ml of nitogen gas at 754mmhg and 25 degrees celcius

**Spanish help please.**

I'm not very good at spanish. Will somebody please help? 4. Which expression is used to talk about what you have just done? A.) venir de B.) hacer la tarea C.) hacer un viaje D.) acabar de 5. Vengo de la clase. ¿Qué acabo de hacer? A.) Acabas de bailar. B.) ...

**math**

use transformation to rescue animals, start out at the x. the animal is at the bull's eye (-4,2) translate 1 unit rotate 90 degree counterclockwise about the origin rotate 180 degree translate 3 units down reflect in the y-axis find the right order

**Math**

When 8 children go on a picnic, 6/8 of them wear jeans, how many wear jeans

**math**

dark green is the unit rod 6/6

**Math**

How many days in 2 years

**engineering science**

a boat can sail at 27 m.s in still water. the boat must cross a river that flows at 9 m.s towards the east . if the boat crosses the river by going up stream at an angle of 23 south, what will the size and angle of the resulting velocity be?

**physics**

23 degrees south

**physics**

a boat can sail at 27 m.s in still water. the boat must cross a river that flows at 9 m.s towards the east . if the boat crosses the river by going up stream at an angle of 23 south, what will the size and angle of the resulting velocity be?

**mathematics**

find the general solution of the following first order differential equation. u(t): du/dt =(u/(t+2t)) pls show all working

**maths**

find the general solution of the following first order differential equation. u(t): du/dt = u /t+2t pls show all working

**calculus**

For each function, find a. f''(x), and b. f''(3). f(x)= 1 --- 6x^2

**agebra**

Factor out 14xy(-)/14xy(3x^4y^7) now cancel out 14xy your left with -1/3x^4y^7

**College Algebra**

f(x)=-(-2)^3+112-8(-2)+7 f(-2)= 143

**math**

sam makes 70% of his free throws what is the probability that sam makes 2 free throws in a row

**math**

If 250,148,571 is the total population what percent is 136,800,000?

**science**

Blank have vibrating particles that don't have enough energy to move out of position?

**science**

What vibrating particles don't have enough energy to move out of position?

**Physics**

Two objects moving with a speed v travel in opposite directions in a straight line. The objects stick together when they collide, and move with a speed of v/10 after the collision. (a) What is the ratio of the final kinetic energy of the system to the initial kinetic energy? 1...

**social studies**

How did the Pilgrims become friends with the Wampanoag?

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