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Posts by zac

Total # Posts: 142

algebra 2
Which binomial is a factor of f(x) = x4-27x2-14x + 120?

algebra 2
thank you this make way more since now

algebra 2
oh sorry x3-4x2-3x+18=0

algebra 2
Factor x3 4x2 3x + 18 = 0, given that 3 is a zero.

algebra
yeh but my homework has +-2 and +-1 as answers abd i can only choose one

algebra
x3 + 8x2-x-6 = 0?

algebra
According to the rational root theorem, which is not a possible rational root of x3 + 8x2 x 6 = 0?

chemistry
25 ml HCl x 1L/1000mL x .200HCl/1L = .005 mol HCl. Using the balanced equation from this, how many moles of NaOh will you need to completely neutralize the HCl?

PHYSICS
A student (m = 63 kg) falls freely from rest and strikes the ground. During the collision with the ground, he comes to rest in a time of 0.0170 s. The average force exerted on him by the ground is +16500. N, where the upward direction is taken to be the positive direction. ...

PHYSICS
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of +18.0 m/s, while the exiting water stream has a velocity of -18.0 m/s. The mass of water per second that strikes the blade is 69.0 kg/s. ...

PHYSICS
A model rocket is constructed with a motor that can provide a total impulse of 25.5 N · s. The mass of the rocket is 0.213 kg. What is the speed that this rocket achieves when launched from rest? Neglect the effects of gravity and air resistance.

algebra
a public television station set a goal of $350,000 in pledges during a certain month. the total pledged was $525,000. What percent of the station's goal was reached?

physics
A block is hung by a string from the inside roof of a van. When the van goes straight ahead at a speed of 26 m/s, the block hangs vertically down. But when the van maintains this same speed around an unbanked curve (radius = 135 m), the block swings toward the outside of the ...

arithmetic
0.2 in extended form

physics
A jogger accelerates from rest to 2.7 m/s in 2.2 s. A car accelerates from 39.0 to 44.0 m/s also in 2.2 s. (a) Find the acceleration (magnitude only) of the jogger. (b) Determine the acceleration (magnitude only) of the car. (c) Does the car travel farther than the jogger ...

physics
In getting ready to slam-dunk the ball, a basketball player starts from rest and sprints to a speed of 6.2 m/s in 1.9 s. Assuming that the player accelerates uniformly, determine the distance he runs.

physics
An 18-year-old runner can complete a 10.0 km course with an average speed of 4.51 m/s. A 50-year-old runner can cover the same distance with an average speed of 4.31 m/s. How much later (in seconds) should the younger runner start in order to finish the course at the same time...

math
What is the mean mediam and mode for 64,75,62,90,81,52,80,99,100,65,75,61,0,106,72,70,80,92,90,102

algebra 2
A bag contains 4 white marbles, 3 red marbles, 2 green marbles, and 1 yellow marble. what is the probability of reaching in the bag and randomly choosing a white marble?

math
how do i write 53 hundredths as a decimal.

algebra
pleae help solve: 3x-5y=7 and 5x-2y=-1

Biochemistry
explain why a strong acid or base can denature an enzyme explain how varying pH influenced the rate of the catalase reactions and explain why. explain the influence of temperature in excess of 50 degrees C on the influence of most enzyme controlled reactions. explain why this ...

Chemistry
Explain open and closed system with respect to equilibrum.

Chemistry
what effect does a catalyst have on.. a) energy of the reactants b) enthalpy change of the reaction

Chemistry
What are the products of nitrogen dioxide and methane?

Math
If you have a graph with the x-axis as the days of the month, and the y-axis as stock price.... Then, how to do you figure out the percentage drop in stock price for each week?

World History
Why would people choose an extremist form of government(either ultraliberal or ultraconservative)to rule over them?

World History
thank you

World History
Please help i would highly appreciate it

World History
PLEASE HELP I AM IN DANGER OF FAILING

World History
Why were Wilson's 14 Points not accepted by other members of the paris peace conference?

World History
Thank you so much your a life saver have a great evening!!

World History
What were the goals of "The Big Four"?

CHEMISTRY
For the alcohol functional group, why is the "H" not acidic and the "OH" not basic?

ms sue-Geography
thanks so much for finding the links for me and taking the time to help. it has helped alot . thanks again!

Geography
i need to label a diagram of the drainage basin of the River Tees. the words i have got to use are:- Tributary Mouth Confluence Source Reservoir Also i need to colour the diagram to show the relief of the drainage basin. A)Shade the river and its tributaries in blue B)Shade ...

music
thanks ms sue your a star!

us history
how to write a bill

science
explain how energy is stored in and released from atp

unsramble words
lidcctaena neegalr hicaypls rictapcal riltapa tuacfal

Global warming
i am stuck and tired! help me

physics
what physics are involved in the 100 meter dash

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