alya

This page lists questions and answers that were posted by visitors named alya.

Questions

The following questions were asked by visitors named alya.

i really need the answer quickly 1. Linda travels by car around one city to another with different constant speeds between pairs of cities. She travels for 35 min at 84 km/h, 17 min at 105 km/h and 50 min at 42 km/h and spends 25.0 min eating lunch and bu...

1. A sports car travelling east at 48.0 m/s passes a trooper hiding at the roadside. The driver uniformly reduces his speed to 22 m/s in 4.10 s a) Find the magnitude and direction of the car’s acceleration as it slows down b) Calculate the distance travel...

can i know what the important thing that i should know in chapter force?

what is " distraction hypothesis" ?

what is digital device

can i know how to paraphrase : 1) fresh and dried cherries are one of the only natural food sources of melatonin, the chemical that controls the body`s internal clock to regulate sleep. researches who tested tart cherries and found high levels of melatoni...

can i know the example of topic that related in education that can influence society????

what should i know in topic hypothesis testing?

A 2kg ball,A moves to the right with velocity 4 m/s collides with another 1kg ball,B moving in the opposite way with velocity 0.5m/s. after the collision, both ball move at 30 degree and 15 degree from horizontal. calculate the final velocity of each ball...

you have 6 iron balls. 5 iron balls have equal weight and 1 iron ball is slightly lighter than the other 5 iron balls. you are given a libra. find ways (most minimum) to find out the light.

there are two prime numbers between 100 and 199 such that the ten digits is a prime number, the ones digit is a prime number and the tens and ones digits taken together are a 2 digit prime number. find the sum of these 2 prime number.

the average age of a group of teachers and student is 20. the average age of the teachers is 35. the average age of the students is 15. what is the ratio number of teacher to number of students ?

what do you need to know to solve this? you have kite ABCD. angle B is at the top of the kite and measures 80 degrees. angles A and C are on the sides and angle D is at the bottom of the kite. what is the largest siza that angle A or C could be?

probably the most famous approach to problem solving is Polya's four-step process. Describe the four-step process.

a piece of wire of length 136(pai) is cut to form 8 circles. the radius of the circles differ from each other, in sequence, by 1 cm. a) find the radius,r b) find the number of complete circles that can be formed if the original length of the wire is 190(p...

The Andersons are buying a new home. They need to fence the yard because they have a dog. The yard is 72 ft. by 120 ft. Each fencing section is 8 ft. How many sections will they need? How many posts will they need? (a post is needed at the end of each sec...

the number of students in a school doubles every month. if there are 14000 students in the school, how many students were there in the school four months ago?

when you increase the current in a wire, what happen?

find and sketch the natural domain of f(x,y)= √(x+y^2 )/(x^2+y^2 )

if f(x,y) = e^(-x)cosy + e^(-y) cosx find (∂^2 f)/(∂x^2 )+ (∂^2 f)/(∂y^2 )- 2(∂^2 f)/∂x∂y

2 1/2 plus 3 1/6

Answers

The following answers were posted by visitors named alya.

can i know how to get Vaverage?

it`s okay i paraphrase? 1) the regular food resource of melatonin only a new and dried cherries. the biochemical that controls the body`s internal clock to control a nap. researches analysis tart cherries and found high levels of melatonin recommend eatin...

ball A move 30 degree from horizontal while ball B move 15 degree from horizontal.

yup.. pi.. so i want to know how to solve it

∂^f/∂x∂y = ∂^2f/∂y∂x = -e^(-x)siny + e^(-y)sinx ---> how we get this??

∂^f/∂x∂y = ∂^2f/∂y∂x = -e^(-x)siny + e^(-y)sinx if i'm not mistaken...exist -e^(-x)siny is positive ( e^(-x)siny ) not negative... coz y difftation -siny and difftation -x is -1.. so (-)(-) is positive...

Which rectangular prisms have a volume of 72 cubic units?