Questions Asked on
December 26, 2017

statistics
A box contains 10 items, of which 3 are defective and 7 are nondefective. Two items are randomly selected, one at a time, with replacement, and x is the number of defectives in the sample of two. Explain why x is a binomial random variable. & For the
asked by sharon 
Math
SinAsin2A+sin3Asin6A/sinAcos2A+sin3Acos6A
asked by HIRDESH 
Earth's Dynamic Atmosphere
Which one of the following statements is true about the equinoxes? A. They occur in June and December. B. Days and nights are equal in length everywhere. C. The length of daylight at the Arctic and Antarctic Circles is 24 hours. D. The Sun's vertical rays
asked by Prisila 
geometry
pqrs is a parallelogram. pr and sq are its diagonals prove area triangle sor =area triangle pqo
asked by DIPI 
Earth's Dynamic Atmosphere
Variations in air pressure are shown as _______ on surface weather maps. A. geostrophic B. barograph C. topographical D. isobars my naswer is d.
asked by Prisila 
Earth's Dynamic Atmosphere
The Sun heats the Earth. The Earth then reradiates this heat energy back into space. However, the amount of _______ in the air plays a key role in absorbing much of this exiting heat and warming Earth's atmosphere. A. carbon dioxide B. nitrogen C. oxygen
asked by Prisila 
Maths
If the sum of circumferences of two circles wirh radii r1 & r2 is equal to the circumference of a circle of radius r, then what is true 1 r1+ r2 = r or sum of their squares= r2
asked by Sanjay 
Earth's Dynamic Atmosphere
Because scientists were so puzzled by the phenomenon of energy through the vacuum of space, what did they call the material they assumed existed between the Earth and the Sun? A. Ether B. Sciosphere C. Plasma D. Albedo my answer is a.
asked by Prisila 
Earth's Dynamic Atmosphere
In global circulation, _______ move toward the equator and are deflected by the Coriolis effect. A. westerlies B. trade winds C. polar easterlies D. subtropic winds my answer is b.
asked by Prisila 
Earth's Dynamic Atmosphere
The only substance that exists in the atmosphere as a solid, liquid, and gas is A. glucose. B. water. C. oxygen. D. nitrogen. My answer is b.
asked by Prisila 
Earth's Dynamic Atmosphere
What process of air lifting can cause deserts to form? A. Frontal wedging B. Localized convective C. Convergence D. Orographic my naswer is d.
asked by Prisila 
CALCULUS
For the function f(x)=e^(x^(1/2)) , determine the error between the actual function value and the 3rd degree Taylor Polynomial (centered at a = 4) , at x = 4.1 a) 7.57 x 10^8 b) 1.46 x 10^8 c) 1.46 x 10^7 d) 1.46 x 10^9 e) 7.57 x 10^0
asked by anonymous 
math
Manas has five piece of string, each 1m 20cm.long.he joins the five Strings. Is the length of the joined pieces less than,equal to or greater than 5?
asked by chanu 
Maths
John bought hundred eggs for Rs.40 out of these four eggs were found to be broken and he sold the remaining eggs at the rate of Rs.7.50 per dozen.find his gain or loss percent
asked by Dipeeka 
Earth's Dynamic Atmosphere
Earth's weather and climate are directly associated with the amount and angle of incoming solar radiation. In particular, the angle of incoming solar radiation is constantly changing due to Earth's wobbling, or tilting, on its axis. This is called Earth's
asked by Prisila 
communication
I need help for coming up with an idea of a new product or service in an existing company or brand.
asked by aitch 
algebra
the width of a rectangle is 6 1/2 inches the length of the rectangle is 2wice its width. what is the perimeter of the rectangle?
asked by diamond 
aneconomicsalytic metheds of
find the max and min distance from the origin to the ellipse x^2+xy+y^2=3
asked by Anonymous 
Business
Soi had to find out what inventory valuation method Cineplex uses for an assignment, but I searched their annual reports continuously and I cannot find an answer, does anyone know?
asked by Please Help 
Calculus
I'm trying to find the integral from 1 to 0 of 1/x^(1/3). Calculators show the answer to be 3/2, but I keep ending up with 0  (3(1)^(2/3))/2, which seems to be an irrational number. What am I missing here?
asked by Anonymous 
Earth's Dynamic Atmosphere
What is the mainstream unit of measuring air pressure? A. Inches of mercury B. PSI C. Pounds per square foot D. Centimeters of mercury my answer is a.
asked by Prisila 
Chemistry
A 2.55g piece of stainless steel absorbs 131J of heat when its temperature increases by 152°C. What is the specific heat of the stainless steel? How do I do this???
asked by Clueless 
Language Arts
Choose the term that describes the type of sentence shown. The senior class took a trip to Washington, D.C. and Annapolis for their research project. A Compound** B Simple C Complex D CompoundComplex If not A, I was thinking D.
asked by Anonymous 
calc
2cos2x=sinx solve for x over the interval [pi,+pi] x= 0.6349radians x=2.507radians x= 1.003 radians x= 2.138 radians
asked by SkiMasktheSlumpGod 
English
Is 'inability' the same as 'disability'? According to the dictionary, they seem to be a little different in use. What about that?
asked by rfvv 
English
1. I'm not going to give up on love. 2. I'm not going to give up love. [Are both the same in meaning? Is there any meaningful differences between them?] 3. I want to get over my limitations. 4. I want to get over my limits. [Can we use both 'limitations'
asked by rfvv 
English
1. I made up my mind to stop playing computer games. 2. I made a decision to stop playing computer games. 3. I made decisions to stop playing computer games. 4. I made a determination to stop playing computer games. 5. I made determinations to stop playing
asked by rfvv 
Environmental science
Explain the difference between humidity, relative humidity, and dew point.
asked by Kashwin Shiekh 
Japanese
Translate= Ko nu shu ke oo se wa da. dai no kai nu oo see wa da. Hay cafhs scdx
asked by karly barbaer