# Posts by Anono

Total # Posts: 23

**math help please**

Write each expression using a single component. X^9 ---- X^2 A.x^11 B.x^7 C.7 D.x^5 2. h^14 -------- h^5 A.h^-9 B. 1 --- h^9 C.h^19 D.h^9 My answers are 1.A, 2.C are they right?

**math**

Find the area of the rectangle. The top is 7x+1, and the right side is 8x. A.15x+1 B.56x^2+8x C.56x+8 D.15x^2+9x Is the answer B?? Please help

**math help please**

In the expression -7x-5x^2, what is the coefficient of x? A.7 B.5 C.-5 D.-7 Is the answer D??

**Math to hard please help**

Most of the answers you gave me are wrong only three were right. Thanks a lot for the "help" our of eight

**Math to hard please help**

Thank you so much. I appreciate all you do.

**Math to hard please help**

I don't understand am I right or wrong I don't understand none of this. Please just tell me thank you.

**Math to hard please help**

Name the coefficients in the polynomial. 4^2+3x-3 A. 4,-3,-3 B. 4,3 C. 4,3,3 D. -4,-3 Is the answer B??

**Math to hard please help**

So then the answer is A??

**Math to hard please help**

No I don't know nothing about this stuff.

**Math to hard please help**

Add or subtract (4x^2+15x-3)-(3x^2+5) A. 7x^2+15x-8 B. x^2+12x+2 C. x^2+15x-8 D. 7x^2+8 Please help me. Thanks

**Math to hard please help**

5^0*5^11 5^-4*5^15 Are these right???

**Math to hard please help**

List three different ways to write 5^11 as the product of two powers. Explain why all three of your expresses are equal to 5^11. Please help me I don't know how to do this kind of math.

**math**

Simplify each polynomial a^2+5a-3a^2 A.5a+2a^2 B.-2a^2+5a C.-3a^2+6a D.5a-3a^2 Is the answer B?

**L.A the book**

The correct answer is C 100% I got on the quick check.

**Math**

A prototype rocket burns 159 gallons of liquid hydrogen fuel each second during a regular launch. Make a table that shows how many gallons of fuel are burned after 2,3,5,and 10 seconds. Please help me

**extreme math help please**

The data in the table illustrate a linear function. What is the slope of the linear function. x |0|2|4|6| y|-5|-2|1|4| Thank you

**extreme math help please**

Explain how to write a function rule from the table below. Then write a function rule. x|2|4|6| y|1|0|-1|

**Math to hard please help**

I was skipped over can someone please help me. Thank you

**math**

What function is a quadratic function? A.y=1/y B.y=5x-7 C.y=-x2+2y D.y=|x| Is the answer C?? Thank you

**science**

So I have to do this project on simple machines. The invention we need to make should have at least 2 simple machines on it. We also have to draw it on posterboard and write a paragraph about it. One more thing is that it must make a person's life easier and we have to ...

**Chemistry (balloon)**

A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.94 kg m-3. Under these conditions the total surface area of the balloon is 0.53 m2. The diffusion coefficient of He in latex at room temperature is 4.9 x 10-9 m2s-1. Calculate the rate of ...

**Physics**

A bucket of water with a mass of 4.17 kg is attached to a rope that is wound around cylinder. the cylinder has a mass of 7.19 kg is mounted horizontally on frictional bearings. the bucket is released what is its speed after falling distance of .645 m