Wednesday
April 23, 2014

Posts by Trent


Total # Posts: 45

9th grade math
4x^2=80x-400

9th grade math
x^2+8x+16=25

9th grade math
4m^2-24m+36=0

math
what is 1 and 3/4 as an improper fraction?

physics
.10 kilogram rocket designed to deliver an impulse of 6 newtons seconds. If the rocket engine burns .75 seconds, what average force does it produce.

Physics
What happens to the brightness of light emitted by a light bulb when the current in the filament increases?

Math
142 differet dishes of vegetables and fruits were prepared. If 42 more vegetable dishes were prepared than fruit dishes how many dishes of each kind were served?

Math
Invitations were sent one week before the big event. Replies started coming in the following Monday. On Tuesday 2 more replies had been received than on Monday. On Wednesday, 11 more than one half the number of replies received on Monday were received, If a total of 53 invitat...

Math
The perimeter of a quilt had to be 34 feet because he only had that much binding. If he wanted it to be 8ft long what would its area be?

math
Beth makes a quilt that was 3 ft wide. Its perimiter was 16 ft. What was its area?

Math
Thanks so muc

Math
I got 18 people is that correct?

Math
can u show work still very confused

Math
Kurt cut pizzasinto wedges measuring 40 degrees. I feach person eats one piece of pizza how many people could he feed with two whole pizzas

Math
How to compare 7/9 7/8 6/7

Math
Sam cut a pie into equal slices. There are only 3 slices left. The angle measure of the 3 slices is 72 degrees How many slices did sam cut the pie into?

Math
A circle is divided into 18 equal parts. How many degrees is the angle for each part? How many degrees is the angle for 5 parts?

7th grade math
there are 5 times as many tomato plants.in the gatden as there ate cucumber plants. the number of pepper plants is 7 more than the sum of the number of tomato and cucumber plants. there are 19 pepper plants in the garden. how many cucumber plants are there? how many tomato pla...

Ap calc
F(x)= (2x-5)^3

Physics
can anybody show me how to do this? not just the answer?

Physics
An organ pipe open at one end has a length of 60 cm. If the speed of sound in air is 340 m/s, what is the lowest frequency produced by the organ pipe? A) 141.5 Hz B) 283 Hz C) 70.8 Hz D) 610 Hz E) 305 Hz

Physics
An elevator and its load have a combined mass of 1550 kg. Find the tension in the supporting cable when the elevator, originally moving downward at 11 m/s, is brought to rest with constant acceleration in a distance of 38 m.

physics
Water flows through a horizontal tube of diameter 2.7 cm that is joined to a second horizontal tube of diameter 1.9 cm. The pressure difference between the tubes is 7.6 kPa. Find the speed of flow in the first tube. v_1 = ? m/s I've tried using P_1 + .5 * density * v_1^2 =...

tanks
the weight of a elliptical tank

science
list three ways in witch finding the main idea(s) can help you understand scientific articles.

11th grade chemsitry
If 150 g of water is heated from 3.0 celieus to 48.0 celieus how many joules of heat are needed

Chemsity
If 150 g of water is heated from 3.0 celieus to 48.0 celieus how many joules of heat are needed

MATH
24in x 36in = 864 1 inch tiles

chemistry
Sulfuric was titrated with NaOH solution. 208 mL of .250 M NaOH solution was needed to completely neutralize 65.0 mL of H2SO4. What is the concentration of the sulfuric acid solution?

5th grade
what expression shows the factors of 27?

Math
Ellie has 22 coins that equal $3.85. What are the coins?

Physics
In a damped oscillator with m = 248 g, k = 80.6 N/m, and b = 67.4 g/s, what is the ratio of the amplitude of the damped oscillations to the initial amplitude at the end of 20 cycles?

Physics
If you have a toy car how would you calculate the angle and length of a ramp to propel the toy car 8 ft. I would also the formula for gow much enurtia does it take to overcome friction relative to pull of gravity and outside forces

us history
i know rain god, wind god, and earth god

us history
what beliefs did native Americans think where important

social studies
Why are there so many national parks in the West?

5th grade
im in fifth grade to

Business
C.

science
A atom of iron(mass 10-25 kg) travels at a speed between 20.0 and 20.1 m/s. How accurately can we determine its position?

History
how?

chemistry
6 is correct because one will be filled with two and the other five with one making a total of seven electrons.

Biology
Hey guys, I'm a bit confused as to whether or not this would be an example of epistasis and how to trace the pedigree to find out which it the dominant trait. My TA hasn't posted a key to this practice question so I was hoping someone could explain it to me! Thanks, Tr...

Math
Explain how the values increase or decrease as you move from right to left in the place value chart.

working with data
.83

spelling
fifteen:five:nin:? i cant get it!!!

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