Recent activity by Raed Khalaf

Question

What is the difference between Chen diagram and crows foot?

asked Dec 23, 2024

1 answer 153k views

Which of the following is not the extended operator of relational algebra? Select one: a. Sorting operators b. Duplicate-elimination operator d c. Extended projection d. Natural join operators

answered Nov 24, 2024

1 answer 230k views

Which object has the greatest momentum?* A. A sports car driving on the highway. B. A baseball thrown by a professional pitcher. C.An 18-wheeler tractor trailer at rest. D. An average mass person walking.

asked Nov 3, 2024

1 answer 29.0k views

Identify and explain two pull factors and two push factors of immigration from South and Central America to North America. Be sure to identify which factors are pull and which are push. A) Economic opportunities.

asked Oct 28, 2024

1 answer 141k views

6. Compute the acceleration due to gravity on the surface of the sun. Its radius is 7.0 x 10^2 m and its mass is 2.0 x 10³⁰ kg.

answered Oct 21, 2024

1 answer 172k views

Solve the equation for a. Leave your answer as an exact fraction if neces -5a+3=-8a-9

asked Oct 19, 2024

1 answer 98.7k views

What are the two things we want to provide every Taco Bell guest?

answered Sep 30, 2024

1 answer 187k views

if instead of 20 amino acids there were 200 amino acids, what would you predict would be the minimum number of bases in a codon

answered Sep 19, 2024

1 answer 54.2k views

Suppose height in Swedish warmblood horses is encoded by 3 genes with additive alleles. Height dictated by alleles alone ranges (in “hands”) from 14, 14.5, 15, 15.5, 16, 16.5, to 17. What are the predicted

asked Sep 12, 2024

1 answer 233k views

How has genetic research and postmortems influence the study of autism?

answered Sep 12, 2024

1 answer 199k views

Which of the following is a facility that is not owned by the government, but houses and maintains inmates in a manner similar to that of a government-run facility? O Confinement facilities Bridewell O

asked Jun 23, 2024

1 answer 52.4k views

Temperament factors of Cloninger's Tridimensional model a) Novelty Seeking, Harm Avoidance, Reward Dependence b) Extraversion, Neuroticism, Agreeableness c) Openness, Conscientiousness, Extroversion d)

answered Jun 21, 2024

1 answer 234k views

Maria works for a salary of $______ per month. She has federal income tax withheld at the rate of ______ percent, social security tax withheld at the rate of ______ percent, medicare tax withheld at the

asked Feb 25, 2024

1 answer 24.4k views

twelve men can install 20 power line poles in four hours. if five men leave the job after one hour, how many hours will it take for the remaining men to complete the job.

answered Feb 24, 2024

1 answer 192k views

Hey! Can somebody helps me? Who is the symbol of lower class in the importance of being Earnest ?

answered Feb 15, 2024

1 answer 211k views

Reference information: Product X is a consumer product with a retail price of $11.95. Retailer margins on the product ar 31%, distributor margins are 7%, and wholesaler's margins are 10% (based on the

answered Jan 14, 2024

1 answer 10.1k views

ACDF and BCDE are trapeziums. ABFE is a parallelogram. Find ZFAB.

asked Nov 19, 2023

1 answer 88.0k views

Each vertex of a quadrilateral is dilated by a scale factor of about the point P (-7, 4). What will be the effect on the perimeter of the resulting lens figure?

asked Oct 9, 2023

1 answer 174k views

Why is data field should be atomic? Please help…..

asked Oct 8, 2023

1 answer 166k views

Which equation represents the relationship between the x-values and y-values in the graph? F y= 3/5x-5 G y= 3/5x+5 H Y= 5x-3/5 J Y= -5x+3/5

answered Sep 29, 2023

1 answer 32.8k views

Ask a Question