What are the main Spanish punctuation rules? ​

Which quantity is a vector quantity?A. displacementB. distanceC. massD. temperatureE. volume Multiply:(x+y)by (x+y)a+b by a^2-b^2(a+5) by (a^2-2a-3)(a^2-ab+b^3) by (a+b) Anyone know the answer need help with this graphing question please What is the difference between a food chain and a food web?A. A food web shows multiple food chains that are interconnected.B. A food chain shows multiple food webs that are interconnected.C. A food chain is used when there are no decomposers present, a food web includes them and shows the recycling of nutrients.D. A food web is only used when organisms that have multiple ways of getting energy are involved, such as Omnivores. When graphing f(x)=a sin(bx) you would determine the functions period using which of the following?A. The period is 2pi/bB. The period is aC. The period is pi/b A group of students from your school is part of the audience for a TV game show. The total number of people in the audience is . What is the theoretical probability of students from your school being selected as contestants out of possible contestant spots? The supremacy clause gives the greatest amount of power to .Because of the supremacy clause, states federal law. how can you explain that even though you continue to add pure water into a substance, even though the resultant ph might differ a little, the acidity or alkalinity of substance still remains the same to that of substance? what is the answer to 1.4+(1.2) Which of the following is NOT an author's purpose for writing?to persuadeto entertainto boreto inform If you help me you get a lot of points A chart of accounts lists the accounts and balances at a specific time.TrueFalse Which area has warm summers and cold winters? o the caribbean o florida the great lakes the bahamas simplify (x^3+2x-3)-(x^2-2x+4) Adult tickets to a basketball game cost $5. Student tickets cost $1. A total of $3,128 was collected on the sale of 1,336 tickets. How many of each type of ticket were sold? Texas annexation was not at the forefront of american politics until president john tyler used it as a rallying cry for his bid for reelection in 1844. identify the statements that correctly describe the reactions to the annexation of texas. Evaluate the expression. Describe the difference between the rate of diffusion seen for sodium and urea. In order to strengthen its economy, the Saudi government has been pursuing economic policy goals encouragingA collectivization.B diversification.C industrialization.D specialization.