Tuesday
May 3, 2016

Posts by sANDRA

Total # Posts: 1,095

Calculus
A light hangs 15 ft. directly above a straight walk on which a man 6 ft. tall is walking. How fast is the end of the man's shadow travelling when he is walking away from the light at a rate of 3 miles per hour?
May 2, 2016

Calculus
Why did it become 5+5t?
May 1, 2016

Calculus
One ship is sailing south at a rate of 5 knots, and another is sailing east at a rate of 10 knots. At 2 P.M. the second ship was at the place occupied by the first ship one hour before. At what time does the distance between the ships not changing?
May 1, 2016

Life orientation grade 12
fraud and corruption
April 30, 2016

Calculus
Thank you so much!
April 30, 2016

Calculus
Find the area of the largest rectangle having one side on the x-axis and inscribed in a triangle formed by the lines y=x, y=0 and 3x+y=20.
April 30, 2016

Calculus
Thank You
April 28, 2016

Calculus
Find the dimensions of the largest right circular cylinder that can be inscribed in a sphere of radius 6 inches.
April 28, 2016

math
If a short quiz consist of 10 True False questions, then how many different ways are there to answer the 10 questions? Assume each question is randomly answered.
April 17, 2016

Algebra
Plane B travels 1000 km at a speed 50 km Are you sure u copied the sentence correct cuz the unit of speed is km/hr (m/s) in SI
April 15, 2016

math
x-y=33 3x-6y=18 By solving system of equations X=-60 y=-27
April 15, 2016

algebra
You pot the dots on the graph and you connect it to form a line since its a linear equation y=-5/6x-18/3
April 15, 2016

science
Isn't there initial speed
April 15, 2016

Algebra 2
Thank you
April 15, 2016

Algebra 2
Parabolas - you are my last resort: Find a quadratic function in standard form for each set of points. (0, –4), (1, 0), (2, 2) Can't print answer choices
April 15, 2016

physics
A charged capacitor (AB) carries on its plate A a charge Q=-1.2mC a) What is the charge carried by plate B. b) Is the voltage U (AB)=V (A)-V (B) positive or negative. c) The plates A and B are connected to the terminals of a resistance R: the capacitor gets discharged. What ...
April 14, 2016

physics
A charged capacitor AB carries on its plate A a charge Q=-1.2mC What is the charge carried by plate B. Is the voltage U(AB)=V(A)-V(B) positive or negative, The plates A and B are connected to the terminals of a resistance R: the capacitor gets discharged. What are the charge ...
April 13, 2016

physics
A capacitor is formed of two identical coaxial disks of diameter 28cm. The distance d between the disks is adjustable . Calculate the capacitance of this capacitor at d=5mm. What becomes the value of this capacitance if a glass sheet 5mm thick is inserted to fill the gap ...
April 13, 2016

L.o
the is a poor service delivery in our community and government does not meet the needs of the community
April 13, 2016

USA TEST PREP
I pull out all the stops and start my thorough speculation. In line 8, which literary device does the author use to create a musical quality? a) allusion B) free verse C) alliteration D) onomatopoeia
April 6, 2016

Algebra 2
What is the equation of the function y = (3/x) translated 4 units to the right and 5 units down?
March 24, 2016

Business law
State the issue, the law, an analysis and conclusion for the following case:- Mr Mehra was the managing director of Oakprime Ltd, the beneficiary under a letter of credit which had been issued by Trinidad National Bank (TNB) and confirmed by Standard Chartered Bank, London (...
March 22, 2016

Algebra 2
Thank you very much
March 18, 2016

Algebra 2
Simplify the sum. (w2 + 2w – 24 + ) / (w2 + w – 30) (All the other help I can find they add +8w and -5w) please help.
March 18, 2016

math
Susie wants to make some hot cereal for breakfast.The directions say to use 3 cups of water with 1 cup of cereal to make 4 servings.Susie only wants 1 serving.How much cereal should she use?
March 14, 2016

Algebra 2
Designer Dolls, Inc. found that the number N of dolls sold varies directly with their advertising budget A and inversely with the price P of each doll. The company sold 1,800 dolls when $34,000.00 was spent on advertising, and the price of a doll was set at $25.00. Determine ...
March 14, 2016

Algebra 2
How do I express a number like 27 ^2/3 as a rational number in its simplest form? 31 25.6 123 16 I keep getting 83/3 and that = 27.66
March 10, 2016

accounting
Harris Fabrics computes its predetermined overhead rate annually on the basis of direct labor-hours. At the beginning of the year, it estimated that 20,000 direct labor-hours would be required for the period? estimated level of production. The company also estimated $94,000 of...
February 27, 2016

Alg 2 function operations
Thank you, I will share with my granddaughter I am trying to help.
February 25, 2016

Alg 2 function operations
Let f(x) = -5x -4 and g(x) = 6x -7. Find f (x) + g(x) –11x + 3 x + 3 –11x – 11 x – 11
February 25, 2016

Health, safety, and nutrition
a.avoiding emotional upset during lunchtime. b.planning meals and snacks every 3-4 hours. c.serving meals that are appealing to children's sight, aroma, and taste. d.ignoring distractions such as parents coming early to pick up children during meal time.
February 23, 2016

Health, safety, and nutrition
All of the following help teachers to create an environment that enhances and supports the natural rhythms of eating EXCEPT:
February 23, 2016

Algebra 2
I believe you are correct. I can't find any help from any other source online. Double checked the input. Thanks.
February 22, 2016

Algebra 2
What is the solution of the equation? Sqrt x + 10^-9 = -7 –6 4 14 –8 You are my last hope to getting this.
February 22, 2016

english
I don't understand what the question is asking. Can someone help me understand. What can you take greater responsibility for as a student, and if you were to do so, what outcome(s) might you create?
February 19, 2016

nutrition,health,and safety for young children
which of the following is NOT a strategy for addressing maltreatment and violence? a. Provide continuity in daily routines. b. Provide appropriate ways to emotions. c. Acknowledge and support individual needs and coping strategies. d. Make choices for children, so they are not...
February 19, 2016

nutrition,health,and safety for young children
what should early childhood teachers do when children are interested in exploring frightening topics
February 19, 2016

Algebra 2
That makea it 3/5 and that is not one of the answers.
February 13, 2016

Algebra 2
How is the expression log 32 - log 8 written as a single logarithm? log 4 log 8 log 24 log 40
February 13, 2016

English
Which of the following sentences is written in the passive voice? -Charlie ran down the street. -The delicious bread is baked by Mr. Jillin.<<<<<? -The plane will fly at five o’clock. -Kristin played with her dolls.
February 12, 2016

nutrition,health, and safety for young children
Eighty-nine percent of illnesses among children in child care settings are attributed to which of the following a. Respiratory tract illnesses b. Skin infections c. Acute infectious diarrhea d. Intestinal infections
February 12, 2016

nutrition,health, and safety for young children
Eighty-nine percent of illnesses among children in child care settings are attributed to which of the following
February 12, 2016

Nutrition,Health,and Safety for Young children
Which of the following statements is true about modes of transmission for infectious agents
February 12, 2016

Algebra 2
Which of the following binomials is a factor of x^3+4x^2+x-6 x-2 x+2 x-4 x+4
February 11, 2016

Algebra 2
Thank you, I was confused on that one.
February 10, 2016

Algebra 2
Solve the system by substitution 2x + y = -11, 3x – 4y = 11 (3, 5) (–5, –3) (–3, –5) (5, 3)
February 10, 2016

Health, Safety, and Nutrition
Which of the following statement is true about modes of transmission for infectious agents?
February 7, 2016

Reading/Writing
I forgot to ask: is it good? Does it need any improvements? Thanks ^^
February 3, 2016

Reading/Writing
I really need help asap with my subjective letter for my NJHS Application. Please answer fast- it is due tomorrow!! --- To the National Juniors Honor Society: I express my gratitude for selecting me, Sandra Garcia, as a possible member of the National Junior Honors Society (...
February 3, 2016

mathematics
If an amount of money A results in investing a sum P at a simple interest rate of 7% for 10 years, then A = 1.7P. Graph this equation for ordered pairs (P,A).
January 20, 2016

Math
The angles of elevation of the highest point of a building from two points S and T are 60 degree and 30 degree respectively,T is vertically above S and ST=10m.Calculate the height of the building above the level of S
January 6, 2016

math
My thousandths digit is twice the tenths digit. My tenths digit is one less than the hundredths digit. If my hundredths digit is 5, what's my number? January 5, 2016 by Sandra
January 5, 2016

Computer science
I need an answer to that exact question too. Please help. I really do not understand the question one bit.
December 29, 2015

math
Thank you Ms. Sue so much!! You help with my studies and grades alot!! :D I just hope that you could be my tutor in real life ;D That would be amazing.
December 28, 2015

math
six more than the product of three and five
December 28, 2015

MATH-Algebra 3
The Hernandez family left for a vacation at 8 a.m. By noon they were 208 miles away from home and the family stopped to get lunch. Calculate the average rate of change. I don't know what the rate of change is... I mean, I got that they were traveling at 52mph is that the ...
December 15, 2015

Algebra 2
Thank you
December 7, 2015

Algebra 2
Use synthetic division to find P(3) for P(x) = x4 – 6x3 – 4x2 – 6x – 2 3 –137 299 –47
December 7, 2015

Chemistry
34.09 ml of 0.251 M KOH is required to tritate a 10.2951 g sample of acetic acid solution. The density of the solution had been previously found to be 1.007g/ml. what is the molarity of the aetic acid solution?.
December 6, 2015

Algebra 2
What are the zeroes of y = x2 + 2x – 8? –4, 2 4, –2 –4, –2 4, 2
December 4, 2015

Algebra 2
Simplify the expression. -6 + i / -5 + i
December 1, 2015

Finite Math
If the apartment is hot and the air conditioner is worker, then the temperature is 90%
November 28, 2015

Algebra 2
Simplify the number using the imaginary unit i. (sqrt)of -28 •2(sqrt)-7 •-2 (sqrt)-7 •i (sqrt)28 •2i (sqrt)7
November 27, 2015

Algebra 2
I do not know how to transfer the graph to Jiskha. Do you? Thanks much.
November 8, 2015

Algebra 2
Jack is selling wristbands and headbands to earn money for camp. He earns $2 for each wristband and $3 for each headband. He wants to earn at least $50. He needs to sell at least 5 wristbands. Which system of inequalities is shown in the graph of the solution below? • 2x...
November 8, 2015

Astronomy
Why is the greenhouse effect on Earth not as drastic as on Venus? -There is no carbon dioxide in Earth’s atmosphere. -The oceans dissolved much of the carbon dioxide. -Earth is smaller than Venus so it can’t hold the gases in the atmosphere. -There is more carbon ...
October 28, 2015

Astronomy
Why is the greenhouse effect on Earth not as drastic as on Venus? There is no carbon dioxide in Earth’s atmosphere. The oceans dissolved much of the carbon dioxide. Earth is smaller than Venus so it can’t hold the gases in the atmosphere. There is more carbon dioxide...
October 27, 2015

Algebra
I am not getting any of the posted answers: Solve the system using elimination. 2x + 6y = -12 and 5x – 5y =10 (2, 1) (0, –2) (–2, 0) (1, 2)
October 26, 2015

Algebra 2
Thank you, that makes more sense.
October 26, 2015

Algebra 2
Solve the system by substitution. 2x + y = -11 3x - 4y = 11 (3, 5) (–5, –3) (–3, –5) (5, 3) How?
October 26, 2015

Maths
Find the physical area between the curves y=sin(2x) and y=cos(x) from x=pi/2 to x=3pi/2
October 24, 2015

Astronomy
Thanks much!!
October 24, 2015

Astronomy
Which process explains why the terrestrial planets do not have hydrogen and helium in their atmospheres? thermal escape (??) condensation out gassing solar wind
October 24, 2015

math
how to explain the answer of 2.35 x 10 to the 14th power... and also explain how i got the answer of 2.35 X 10 to the 13th power... Thank you very much
October 19, 2015

Algebra 2
Which set of ordered pairs in the form of (x, y) does not represent a function of x? {(0, 2), (1, –1), (2, 3), (3, –2)} {(0, –2), (1, 1), (2, 3), (3, –2)} {(0, 2), (–1, –1), (2, –3), (3, 2)} {(0, 2), (1, 2), (1, –2), (3, 2)}
October 17, 2015

Astronomy
________ collided and merged, forming planets. Protosuns Protoplanets Extrasolar planets Planetesimals
October 8, 2015

physics
In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 43.7 m/s in a time of 6.50 s. The mass of the car and riders is 3.24 × 103 kg. Find the average net force exerted on the car and riders by the magnets.
October 7, 2015

Astronomy
Light is absorbed and emitted in the form of ________, which are “packets” of electromagnetic radiation that carry a specific amount of energy. photons ions excited atoms?? protons
September 25, 2015

Health, Safety, Nutrition
Which of the following is the most effective way to decrease the incidence of foodborne illness?
September 21, 2015

American Government
According to the Articles of Confederation, this power was granted to Congress. to regulate trade to enforce laws to amend the Articles of Confederation to levy taxes - This one?
September 19, 2015

Early Childhood
The association between the presence of thimerosal in vaccines and autism is
September 10, 2015

Algebra
Thank you, yes.
September 9, 2015

Algebra
I calculate $660.00
September 9, 2015

Algebra
Yesterday you borrowed $30 from your brother. Every day that you don't pay it back, you owe $2.00 more. So today, day 1, you owe him $32.00; on day 2 you will owe him $34.00; on day 3 you will owe him $36.00, etc. If you still haven't paid him back, how much will you ...
September 9, 2015

maths
A mansoon had made a concerte slab ,he needs it to be a regtangular ,in what different ways can he make sure that it is a regtangular ?
August 29, 2015

world history
which of these was the focus of mongol unity a. loyalty to khan b. shared descent from one family c. common tribal identity My answer A
July 20, 2015

world history
do you think my answewr is correct
July 20, 2015

world history
the toba were a: a. Mongolian nomadic that conquered the northern of China. b. Chinese family that battle Xiongnu NU for control my answer A
July 20, 2015

world history
which of these elements of Indian culture was not adopted in Cambodia? a. Hindu and buddhist coexistence b.a burreocracy dominated by military religious leaders c. architecture d. The caste system my answer B
July 17, 2015

world history
where was Srivijaya centered? a.Cambodia B. Burma C. Sumatra D.The Malay peninsula MY answer C which of these characterized Baghdad under the Abbasid's? A. small, Arab, agricultural b New ,cosmopolitan, multi ethnic c. small, commercial, Persian d. large, Persian, ...
July 17, 2015

math
Jorge rolls two 6 sided number cubes label 1 to 6. what is the probability of Jorge rolling a 1 and a 2? my answer 36
June 30, 2015

Math 11 u
The length of a rectangle is 4cm more than its width. If the area of the rectangle is 117cm^2, what is the length? So : 117cm^2= (w)(w+4) = w^2 + 4w I don't know what to do next
June 21, 2015

Geometry - help please
Thank you, that helps.
May 27, 2015

Geometry - help please
AB is tangent to circle O at B. The diagram is not drawn to scale. If AB = 6 and AO = 11.7, what is the length of the radius (r)? Round the answer to the nearest tenth. 5.7 8.9 10.0 13.1
May 27, 2015

science
Thank you.
May 25, 2015

science
If A represents atomic mass and Z represents atomic number, which of the following describes an atom after a proton is emitted from its nucleus? A. A+ 1, Z + 1 B. A-1,Z-1 C. A+ 1, Z-1 D. A-1, Z + 1 My answer is B
May 25, 2015

biology
If A represents atomic mass and Z represents atomic number, which of the following describes an atom after a proton is emitted from its nucleus? A. A+ 1, Z + 1 B. A-1,Z-1 C. A+ 1, Z-1 D. A-1, Z + 1 My answer is B.
May 25, 2015

Geometry
What formula should be used to derive the equation of a parabola given its focus and directrix? • The distance formula ?? • The midpoint formula • y = ax2 + bx + c • The area formula for a circle
May 20, 2015

CHD
They could have not necessarily been taught but children do what they see. So, if the child see's that their mom picks them up right away when she see's an African American walking her way. Wont the child get the message. You told me children are like sponges they take...
May 19, 2015

CHD
What is important to consider as you begin an anti-bias approach in your center? i know that we need too consider the families and the staff who have bias Would we also consider children who only know 1 way of seeing things.
May 19, 2015

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