# alya

Newest questions and responses by alya
1. ## Algebra 1

1: -(5)^-1 A: -1/5 B: -5 C: 5 ***** D: 1/5 2; (-4.7) ^0 A: 1*** B: -1 C: 0 D: -4.7 3: -1/p^-6 A: -6/p-6 B: -6p **** C: -p^6 D: p^6 4: 6^3 x 6^10 A: 36^13 B: 6^13 C: 6^30 ***** D: 18^30 Simplify this expression (-4) ^-6 (-4) ^7 A: 4^13 B:-4 ***** C: 13 D: 1

asked on March 1, 2019
2. ## Algebra

Kevin, Kyle, and Joe are brothers joe is 4 years younger than kyle and kyle is twice joe's age the sum if their age is 56, how old is each brother

asked on January 13, 2016
3. ## calculus 3

determine the value of the constant α so that f(x,y) is continuous at (1,-1) if f(x,y): i)sin(x+y)/(x^(2 )– y^2 (x,y)≠(0,0) ii) α (x,y)=(0,0)

asked on May 2, 2012
4. ## calculus 3

determine the value of the constant α so that f(x,y) is continuous at (1,-1) if f(x,y): i)sin(x+y)/(x^(2 )– y^2 (x,y)≠(0,0) ii) α (x,y)=(0,0)

asked on May 1, 2012
5. ## calculus 3

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

asked on May 1, 2012
6. ## calculus 3

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

asked on May 1, 2012
7. ## FIZIK

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

asked on April 17, 2012
8. ## PROBLEM SOLVING IN MATHEMATICS

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?

asked on October 25, 2011
9. ## PROBLEM SOLVING IN MATHEMATICS

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

asked on October 22, 2011
10. ## HELP-PROBLEM SOLVING IN MATHEMATICS

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

asked on October 15, 2011
11. ## HELP-PROBLEM SOLVING IN MATHEMATICS

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

asked on October 14, 2011
12. ## PROBLEM SOLVING IN MATHEMATICS

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?

asked on October 14, 2011
13. ## PROBLEM SOLVING IN MATHEMATICS

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 ?

asked on October 13, 2011
14. ## REPORT- HELP ME

I want to know what needs to create a report on the contents of the subject problem solving .. lecture want us to write report every time after class runs out .. report on the subject that we learned during class that day ..so I want know what needs to be

asked on October 8, 2011
15. ## PROBLEM SOLVING IN MATHEMATICS

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.

asked on October 6, 2011
16. ## PROBLEM SOLVING IN MATHEMATICS

you have 13 bags of gold wins. out of 13 bags gold coins, there is one bag gold coins lighter. assume that one real gold coins is 10g and the fake is 9g. now, you are given a electronic beam balance. find the most minimum ways to figure out which bag of

asked on October 1, 2011
17. ## PROBLEM SOLVING IN MATHEMATICS

you have 13 bags of gold wins. out of 13 bags gold coins, there is one bag gold coins lighter. assume that one real gold coins is 10g and the fake is 9g. now, you are given a electronic beam balance. find the most minimum ways to figure out which bag of

asked on September 30, 2011
18. ## PROBLEM SOLVING IN MATHEMATICS

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.

asked on September 28, 2011
19. ## physics - i need A.S.A.P

A truck traveling at a constant speed of 30.6 m/s passes by a police car which is at rest. The police officer catches up to the truck in 700 m, maintaining a constant acceleration. i)Calculate how long it took the police's car to overtake the truck speeder

asked on May 2, 2011
20. ## fizik

Two shuffleboard disks of equal mass, one orange and the other yellow are involved in a perfectly elastic glancing collision. The yellow disk is initially at rest and is struck by the orange disk moving initially to the right at 7.00 ms"1. After the

asked on April 11, 2011
21. ## fizik

Two shuffleboard disks of equal mass, one orange and the other yellow are involved in a perfectly elastic glancing collision. The yellow disk is initially at rest and is struck by the orange disk moving initially to the right at 7.00 ms"1. After the

asked on April 11, 2011
22. ## fizik

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

asked on April 6, 2011
23. ## statistic

what should i know in topic hypothesis testing?

asked on March 14, 2011
24. ## sociology-HELP

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

asked on February 28, 2011
25. ## english

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 melatonin

asked on February 26, 2011
26. ## sociology

what is digital device

asked on February 26, 2011
27. ## sociology

what is " distraction hypothesis" ?

asked on February 26, 2011
28. ## physics

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

asked on February 22, 2011
29. ## fizik

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

asked on February 20, 2011
30. ## fizik

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

asked on February 20, 2011
31. ## fizik

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

asked on February 19, 2011
1. ## Algebra 1

I just need it to be checked please.

posted on March 1, 2019
2. ## Math Probability

Yolo is correct

posted on May 25, 2018
3. ## math :D

d c c b b 100%

posted on April 16, 2018
4. ## please check(Social studies)

Triston, I suggest you start studying correct grammar.

posted on April 11, 2018
5. ## 10th grade math

the sum of 5 and a number x

posted on January 22, 2018
6. ## calculus 3

∂^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...

posted on May 2, 2012
7. ## calculus 3

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

posted on May 1, 2012
8. ## physics

The wavelength will change

posted on December 7, 2011
9. ## HELP-PROBLEM SOLVING IN MATHEMATICS

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

posted on October 15, 2011
10. ## HELP-PROBLEM SOLVING IN MATHEMATICS

3.142

posted on October 15, 2011
11. ## fizik

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

posted on April 6, 2011
12. ## english

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 eating

posted on February 26, 2011
13. ## fizik

can i know how to get Vaverage?

posted on February 20, 2011