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becky

Questions (189)

Imagine a planet that orbited the sun at a distance three times that of Earth. What would the period of that planet be in Earth
1. 0 answers
2. 532 views
A car is rounding a curve with a radius of 12.0 m at 8.2 m/s when it hits a slippery patch. What is the minimum coefficient of
1. 0 answers
2. 464 views
Someone swints a 3.0 kg mass at the end of a 2.3 m string in a horizontal circle. If the string can withstand a tension of 80 N,
1. 0 answers
2. 382 views
In a water balloon toss a contestant throws her balloon with a speed of 4.84 m/s at an angle of 16.5 degrees above the
1. 1 answer
2. 985 views
A man is using a bow and arrow for the first time of his life. He is 25 meters from the target and aims directly at the center
1. 2 answers
2. 557 views
Many professional golfers can hit a golf ball 300 meters with a driver. The face of a driver and the swing pattern causes the
1. 1 answer
2. 461 views
.115 mol of solute is put in a container and water is added to give 250ml of solutrion. what is the molarity
1. 1 answer
2. 383 views
My mother and I are the same age – only the numbers are reversed (21,12 for example)Twelve years ago my mom was twice as old
1. 2 answers
2. 492 views
a person exerts 35 lbs of force to turn a door handle ( radius = 4 cm). How much force is exerted on the inner "axle" with a
1. 0 answers
2. 505 views
Fe2O3+ 3CO=2Fe+3Co2, suppose that 1.64kg of Fe are obtained from a 2.62kg sample of Fe2O3 (ore). assuming that the reaction goes
1. 0 answers
2. 1,381 views
The ratio of the areas of two similar trapezoids is 1:9. What is the ratio of thelengths of their altitudes?
1. 2 answers
2. 2,042 views
In Swimming Strokes by Lee Carroll in paragraph 1, how many errors are there in subject-verb agreement, parallelism, and
1. 1 answer
2. 724 views
what is the least common denominator of (x-4/5x^2-14x-3)-(2x/10x^2-3x-1)+(7x-2/2x^2-7x+3)
1. 0 answers
2. 381 views
a 2 kg rabbit starts from rest and is moving at 6 m/s after 3 seconds. What force must the rabbit cause to makes this change in
1. 1 answer
2. 803 views
what is approximate area of triangle if each side is 36 inches long
1. 3 answers
2. 718 views
ABC Technologies manufactures computer accessories, such as modems and network cards. Even though the company has several
1. 0 answers
2. 639 views
If the green ball bounces upward from the ground with a speed of 20 m/s (immediately after it hit the ground), calculate the
1. 1 answer
2. 459 views
how do you determine the domain of the variable in the expression x-6 over 5-x?
1. 1 answer
2. 1,007 views
Jack usually mows his law in 5 hours. Marilyn can mow the same law in 6 hours. How much time would it take for them to mow the
1. 2 answers
2. 836 views
what would you need to do in order to legally use the pictures from a websight?
1. 1 answer
2. 319 views
what are the different forms of a trait that a gene may have called?
1. 0 answers
2. 704 views
i need 3 types of suspensions found in a science lab
1. 1 answer
2. 472 views
Eliminate five letters from the word below to find one familiar word in the English language:FHIEVLEILCEOTPTTEERRS
1. 5 answers
2. 784 views
My thousands digit is twice my hundreds digit. The sum of my tens and ones digit is my thousands digit. My hundreds digit is 2
1. 2 answers
2. 1,455 views
explain how the srtucture of a sensory neurone allows it to do its job
1. 0 answers
2. 370 views
Is it possible to have different quadratic equations with the same solution? Explain.
1. 1 answer
2. 378 views
Simplify^3sqrt1000
1. 0 answers
2. 771 views
How do you write a report on improvements in your area?
1. 1 answer
2. 370 views
simplify23sqrt(32x^2)-2sqrt(50x^4)
1. 1 answer
2. 471 views
5sqrt18^2-3sqrt50x^2=
1. 3 answers
2. 327 views
How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression as
1. 2 answers
2. 2,320 views
Why is it important to simplify radical expressions before adding or subtracting?
1. 1 answer
2. 708 views
Find the LCM15b^3a^3, 5b^8,a^2, 6b^2a^6
1. 1 answer
2. 835 views
Solve.8/w = 9/w - 1/2 The solution is:
1. 3 answers
2. 406 views
Subtract. Simplify if possible.6/x+b - 6/x-b
1. 1 answer
2. 373 views
Add. Simplify if possible.7/9z^3 + 1/21z^3 I came up with 49+3z/63z^3 Is this correct?
1. 2 answers
2. 408 views
Divide and simplify-35+7w / 121w-605 ______ __________ 5 25 I know you invert the second half of the equation to multiply and
1. 2 answers
2. 459 views
Simplify by removing factors of 1.9v-81 over 9v
1. 1 answer
2. 607 views
multiply and simplify10x^3 over 3r^3 multiplied by 9r^4 over 100x Is the correct answer 3x^4r^6 over 10??
1. 1 answer
2. 419 views
When solving a rational equation, why is it necessary to perform a check?
1. 2 answers
2. 541 views
Factor: check by multiplyingx^2-6x Is this correct? x^2(x-5)
1. 2 answers
2. 478 views
Add (r-8s+6)+(4r+7s)+(s+3)Is this right? 5r+9
1. 1 answer
2. 284 views
Factor by grouping5x^3-5x^2-x+1 Would it be? (x-1)(5x^2-1) or (5x^2-1)(x-1) Usually the answers are in descending order.
1. 1 answer
2. 462 views
Choose the simplifed form of (4n^-3)^-3.The choices are 1/64n^9 4n^-9 64/n^9 64n^9 I chose 64/n^9
1. 1 answer
2. 372 views
Divide and simplify6^6/6^3 Would the answer be 216 or 6^3?
1. 4 answers
2. 503 views
Multiply(7-2x^4)^2 Is this right? 36(-2x^4+7)
1. 3 answers
2. 404 views
Factor completelyw^2+9-6w Is this right? (w-3)(w-3)
1. 1 answer
2. 343 views
Simplify1/9^-4 One divided by 9^-4 Directions say to simplify answer and type an integer or a fraction. Is 6561 correct?
1. 2 answers
2. 836 views
(-7x+3)+(4x^2+1/2x-10)one-half Is this right? 8x^2-13x-14 divided or over denominator 2
1. 1 answer
2. 386 views
The mass of Pluto is about 1.31 x 10^19 metric tons. The mass of the sun is about 1.998x10^27 metric tons. About how many times
1. 3 answers
2. 1,158 views
(4-x)(3-2x)=Is this correct? 12-11x+2x^2
1. 1 answer
2. 371 views
(1.6x^3+4.7x^2-3.8x)-(-4.3x^3-4.4x^2+55)Is this correct? 5.9x^3+9.1x^2-3.8x-55
1. 1 answer
2. 337 views
(x^6-13x^3+42)divided by (x^3-6)Is this correct? x^3-7
1. 1 answer
2. 391 views
40x^8-56x^4+24xdivided by 8x Is this correct? 5x^7-7x^3+3
1. 1 answer
2. 430 views
(-7x+3)+(4x^2+1/2x-10)
1. 4 answers
2. 358 views
(-7x+3)+(4x^2+1/2x-10)Simplify answer - -14x^2+8x^2-13 over denominator of 2?
1. 0 answers
2. 474 views
If I add x^5+5x^4 is the answer 6x^9?
1. 1 answer
2. 342 views
Would the problem (xz^3)^-4 be simplified to 1/x4z12?
1. 3 answers
2. 330 views
Divide 32x^8-32x^4+20x^2by -4x^2
1. 4 answers
2. 561 views
Find the perimeter of a polynomial with sides3x 9 4x 6 6x+1 6
1. 1 answer
2. 433 views
Given f(x)=2x+4, find f(a-4)a) 2a-4 b) 2a c) a+2 d) a-4
1. 2 answers
2. 376 views
Given f(x)=2x+4, find f(a-4)
1. 1 answer
2. 321 views
Are the following lines parallel, perpendicular, or neither?x-6y=12 6x+y=6
1. 2 answers
2. 790 views
Write the equation of the line passing through (1,0) and (1,-1)a) x=1 b) y=1 c) y=x+1 d) y=-x
1. 1 answer
2. 309 views
When I multiply 6v^9*10v^7 I get60v^16 My question is, do I add the 9+7 or multiply the 9*7?
1. 3 answers
2. 472 views
Write the equation of the line passing through (1,0) and (1,-1)a) x=1 b) y=1 c) y=x+1 d) y=-x
1. 3 answers
2. 385 views
Adult tickets for a play cost $16 and child tickets cost $5. If there were 22 people at a performance and the theater collected
1. 2 answers
2. 734 views
An electronics firm uses 600 cases of transistors each year. The cost of storing one case for a year is 90 cents, and the
1. 0 answers
2. 782 views
230 volts, 120 watts what fuses will i need a 3A, 5A, 13A please answerPower= V*I so currnt= power/V in this case 120/230, in
1. 0 answers
2. 478 views
I don't know why, but i am getting a friend to post this up for me, but i cannot post a question, when i do, the successful
1. 1 answer
2. 1,403 views
3vt+v(5v-7t5v^2 - 7vt + 3vt combine the last two terms.. 5v^2-10vt factor out a 5v 5v ( you do the rest).
1. 0 answers
2. 893 views
Ok here is the problem but i only need help on part a XD i think i did it wrong..so can you check my work? and tell me where i
1. 0 answers
2. 1,781 views
IO, a small moon of the girant plant jupiter has an orbital period of 1.77 days and an orbital raduis equal to 4.22*10^5km. From
1. 0 answers
2. 585 views
A satellite has a mass of 100 kg and is in an orbit at 2.00*10^6 m above the surface of the Earth (a) what is the potential
1. 0 answers
2. 924 views
Given that the Moon's period about the Earth is 27.32 days and the distance from the Earth to the Moon is 3.84*10^8 m estimate
1. 1 answer
2. 1,409 views
Use the table of 7.3 to find the point between the Earth and the Sun at which an object can be placed so that the net
1. 1 answer
2. 1,504 views
1. the average distance separating the Earth and the Moon is 384 000 km. Use the data table 7.3 to find the net gravitational
1. 0 answers
2. 1,101 views
the vertices are at (2,1) and (2,7) and focus is at (2,*)write the equation of the hyperbola that meets each set of conditions.
1. 0 answers
2. 492 views
here is my questionWhy did socialism appeal to some Americans in the late 1800s? Many people were disturbed by the horrendous
1. 1 answer
2. 1,109 views
A 2000-kg car rounds a circular turn of a radius 20m. if the radius flat and the coefficient of friction between tires and road
1. 0 answers
2. 943 views
hi i have a physics question i don't understandhere is the question A sample of blood is placed in a centrifuge of radius 15 cm.
1. 0 answers
2. 571 views
i was wondering if anyone can help me with an essay that is a comparison between the Rapunzel by the Grimm Brother's to a story
1. 0 answers
2. 576 views
sorry i know i keep asking but my teacher wont be here today and tomorrow..and i don't understand these four problems...1) a
1. 1 answer
2. 682 views
hiwell i have two questions i don't understand how to solve and all. 1) The front of a 1400-kg car is designed to absorb the
1. 0 answers
2. 1,142 views
HI well i have two questions1) a 2.0-m-long pendulum is released from rest when the support string is at an angle of 25 with the
1. 0 answers
2. 1,062 views
An object moves across a straight line so that after t seconds, is distance from its starting point is: D(t)=t^3 - 12t^2 + 100t
1. 0 answers
2. 964 views
I've been having some difficulities with this but I think I figured it out. Could you double check me and make sure I'm doing
1. 0 answers
2. 673 views
A factory's output is Q=600K^1/2L^1/3 units, (read 600 x K to the 1/2 power x L to the 1/3 power). K denotes capital investment
1. 0 answers
2. 618 views
Just need someone to double check this problem. I just don't feel comfortable with my answer.An enviromental study of a certain
1. 0 answers
2. 936 views

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