# Posts by Kayleigh

Total # Posts: 46

**math**

given that a and b are rational numbers, find the value of a and of b in the following equation: a-bsquareroot7 = (2+squareroot7)(2-squareroot7)+squareroot7

**math**

so you have a 6 by 8 photo and that photo needs to be enlarged by 150% what are the new dimensions?

**science**

If air at seal level with a temperature of 27C is forced up a mountain slope and the air's dew point at the condensation level is 14C at what elevation will condensation begin?

**math**

60mph how it is a trick :)

**math**

If you go 60 mph, How many miles would you be going in a hour?

**Art**

The correct answer was cotton. i just took the quick check.

**art last question**

is it D or A

**Art**

Number A is B not C

**Art**

What is synthetic resin preferable to natural resin? A. synthetic resin will not yellow, crack, or dissolve in liduid. B. synthetic resin will not yellow, obscure, or damage in paint. C. synthetic resin will not destroy paint pigment, crack, or yellow the painting. D. ...

**Science--check my answers.**

number 2 is right

**science**

What are two controlled variables of fertilizer in soil increases flower production

**Physics**

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force is applied to M1 ...

**Physics**

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force is applied to M1 ...

**Physics**

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force is applied to M1 ...

**Physics**

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force is applied to M1 ...

**Physics**

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force is applied to M1 ...

**Physics**

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force is applied to M1 ...

**Find the distance**

Find the distance d(P1,P2) between the points P1 and P2 P1=(-1,5);P2=(2,4) d(P1,P2)=

**trig**

an airplane has an airspeed of 430 miles per hour at a bearing of 135 degrees. the wind velocity is 35 miles per hour in the direction N30degreesE. Find the resultant speed and direction of the plane.

**Consider the functions**

So there are no values to be excluded?

**Consider the functions**

What are the values that need to be excluded?

**Consider the functions**

Consider the functions f(x)= 5x+4/x+3(This is a fraction) and g(x)= 3x-4/5-x(This is a fraction) a)Find f(g(x)) b)Find g(f(x)) c)Determine whether the functions f and g are inverses of each other.

**Algebra**

If f(x)= ln x, g(x) = e^3x, and h(x) = x^7, find the following... a) (fog)(x) What is the domain of fog? b) (gof)(x) What is the domain of gof? c)(foh) What is the domain of foh?

**Algebra**

Answer the following quadratic function f(x)= x^2 + 6x - 16 What is the axis of symmetry?

**Algebra**

Answer the following quadratic function f(x)= x^2 + 6x - 16 a)What is the vertex (h,k)of f? b)What is the axis of symmetry? c)What are the intercepts?

**Algebra**

f+g(x)=?

**Algebra**

a) (f+g)(x)= what is the domain of f+g? b) f/g(x)= What is the domain of f/g?

**Algebra**

For the given functions f and g find the following and state the domain of each result f(x)=5x+1/4x-7; g(x) = 3x/4x-7

**chemistry**

Determine the maximum mass of calcium iodate that can be dissolved in a 10.0L jug of 3.25x10^-2 molar calcium sulphide solution.

**books**

Keep it cronological (time order) if you can, describe the animals in a positive way don't mention the negitives, when mentioning the windmill (or what ever the thing is your agianst) always say negitives about it. As for the structure i would keep it cronological and in ...

**physics**

a construction wo4rker uses a board and log as a lever to lift a heavy rock. If the input arm is 3 meters long and the output arm is 0.75 meters long, what is the mechanical advantage of the lever?

**Physics**

A convex mirror has a radius of curvature of 36.0 cm. When a 5.60 cm tall object is placed in front of the mirror, the magnification is 0.250. (a) What is the height of the image? (b) How far is the object from the mirror?

**Math 11**

Solve for feta to two decimal places: Sin feta=0.5 feta= _____

**chemistry**

If a reaction mixture contains 28 of , 150 of , and 36 of , what is the limiting reactant?

**Spanish**

How do I say the following numbers in spanish words? 275,000 827 3,900,000 530,000

**HCA 220**

I am supposed have a draft ready tues, of my power point presentation. Its a medical story board. What exactly is a draft? Is this on paper like when writing an essay or slides?

**math**

ok it says to solve each inequality and graph the solutions. T-3>5 and theres a number line from 10 to -10 plz help

**science**

i have a project where i have to make a working model of a hot tub. does any one have any idea how to even start?

**5th grade**

example of a food chain in the ocean

**physics**

its a simple pendulum brass ball. hung from a string swinging with no applied pressure. the pendulum was drawn into the air 20 cm from the center. and swings to the other side. same distance 20 cm

**physics**

finding the acceleration of a simple pendulum g= 4pi^2 x length/T^2 T^2= 2.28 length= 70cm

**Math- Algebra**

i'm having troubles with some sums how would you factorize completely 9a(squared) - b(squared)? or an expression like 27x(squared) - 1/3y(squared) its difficult. have many more.

**6th grade math**

OMG math is so hard I need help...but i already got help

**biology**

what do we call th e catalysts that act in living things

**maths**

45 in the raito of 1:2

**Volatility**

i have no idea