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annna

Public contributions from visitors who posted under the name annna.

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(ANSWER each day's question with (3) Complete Sentences, minimum. Monday: Should students have homework on weekends? Tuesday: Is Year-Round schooling better than traditional summer breaks? Wednesday: Should schools elimi...
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Can all the relations be functions? Justify your answer.
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What are the different forms in which a function can be represented?
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Identify the domain and the range of the given relation. x y -10 6 -5 6 0 6 25 6 Domain: {-10, -5, 0, 25}; Range: {6} Domain: {6}; Range: {-10, -5, 0, 25} Domain: {-10, - 5}; Range: {0, 25} All of the choices
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Is the relation depicted in the table below a function? If it is a function, is it linear or nonlinear? x f(x) - 2 12 0 2 3 2 5 12 It is a function, linear It is not a function. It is a function, nonlinear It is not a fu...
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Identify the domain and the range of the given relation. x y -12 8 -7 8 1 8 20 8 Domain: {-12, -7, 1, 20}; Range: {8, 8, 8, 8} Domain: {8, 8, 8, 8}; Range: {-12, -7, 1, 20} Domain: {-12, -7}; Range: {1, 20} All of the ch...
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Decide whether the relation is a function or not. {(-3, 5), (-2, 5), (0, 5), (1, 5), (2, 5)}
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The total cost of tickets in an exhibition is expressed by the function y = 5x + 4, where "x" is the number of tickets and "y" is the cost. Find the input and corresponding output values of the function assuming no nil a...
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A car rental company charges x dollars per day to rent a car plus y dollars for each extra mile. Kenny rented a car from that car rental company for 4 days, and he drove it for about 160 miles; he was charged $120. Venis...
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The rubric of a test with 30 questions states that for each correct answer, a student gets x marks and for each incorrect answer, a student will lose y marks. Andrea answered 22 questions correctly and 8 questions incorr...
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Peter is 3 years older than his sister Clara. Find the linear equation which represent this situation and the age of Peter when Clara is 17 years old.
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Jim travels on a boat in a river about 72 miles upstream in 4 hours and 66 miles downstream in 3 hours. What will be the speed of the boat in the still water?
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Jane wants to rent a truck for one day, so she contacted two companies. Company 1 charges 20 dollars plus 2 dollar per mile and Company 2 charges 3 dollar per mile. Find the number of miles at which both the companies ch...
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Thomas brought two types of gift cards for his employees. He brought restaurant gift cards where each card costs 50 dollars and movie theatre gift cards where each card costs 20 dollars. He spent 450 dollars to buy 15 gi...
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In a shop, a clerk sold 60 pairs of shoes. The high-tops are sold for $98.99, and the low-tops are sold for $129.99. If the sales of both the types are totalled as $6,404.40, then find the number of sales in each type of...
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For the purchase of 5 apples and 3 bananas from a store, Jane pays $3.40 and for the purchase of 3 apples and 2 bananas from the same store, Sam pays $2.10. Now, find the price of each apple and banana.
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Solve the following system of equations bx - ay - a - b = 0, ax + by - a + b = 0.
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Solve the system of linear equations x + 2y = 3, 7x - 15y = 2.
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Solve the system of linear equations -9y + 2x - 10 = 0, -9y + 4x - 20 = 0.
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The system of equations x - 2y = 2, 4x + 6y = 4 _____________.
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2x+3y=6,5y-2x=10 x= y=
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Elsa went to a chocolate shop to buy some dairy milks and Galaxies. She bought 15 chocolates in which the number of galaxies is 7 more than the number of dairy milk. Find the number of dairy milk and galaxies each she bo...
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The length of a rectangle is 5 more than its width. Also, the perimeter of the rectangle is 24 cm. Find the length and width of the rectangle.
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find the number of solutions to the set of equations y = 4x + 7 and y = 4x + 9. No solution Infinite solutions One solution Two solutions
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Find the set of equations having no solution. x + y - 4 = 0 x + 2y = 2 5x + 2y -12 = 0 10x + 4y - 24 = 0 y = 4x + 7 y = 3x + 5 y + x = 10 y + x = 5
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