MATH SOLVE

• Solve 2x2 + 20x = −38. (1 point)

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  11 months ago

• Choose the correct product of (7x − 3)(7x + 3). 49x2 + 9 49x2 − 42x + 9 49x2 − 9 49x2 + 42x + 9

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  11 months ago

• Write an equation that gives the proportional relationship of the graph. A) y = 1 8 x B) y = 8x C) y = 9x D) y = 72x

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  11 months ago

• Natalie just rented an apartment for $900 a month. She was told the rent will increase 5.5 %each year. About how much will her rent be in 7 years?

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  11 months ago

• the function below represents the number of zombies, N, where t is the number of years since the zombies gained control of earth

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  11 months ago

• how do i do these inverse trig

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  11 months ago

• is the sequence geometric if so identify the common ratio 1/3, 2/9, 4/27, 8/81, 16/243

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  11 months ago

• Solve the system of equations below by graphing both equations with a pencil and paper. What is the solution? y = x + 5 y = –2x – 1 A. (0, –1) B. (0, 5) C. (–2, 3) D. (–2, –1)

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  11 months ago

• Maya is choosing between several pay plans for her new job. If she usually has monthly sales of about $5,000, which plan would allow Maya to earn the most money in a month?PlanMonthly base salaryCommission rateA$5008%B$6007%C$7006%D$8005%

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  11 months ago

• The manager of a grocery store wants to determine the average amount of money spent at his store as it compares to the average dollar amount spent at his competitor's store. At the end of the day, he reviews the amounts of the last 15 grocery orders. The amounts rounded to the nearest dollar are:41, 38, 19, 30, 21, 53, 34, 34, 37, 29, 50, 43, 57, 28, 50He then visits the store of his competitor and surveys the first 15 people leaving the store with groceries. The amounts he records, also rounded to the nearest dollar, are:86, 15, 75, 40, 51, 60, 27, 45, 112, 7, 65, 31, 18, 27, 69What is the average amount of money spent at each store to the nearest cent?For which store is the mean a better representation of the data? In two or more complete sentences, explain your answer.

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  11 months ago

• The balance of Aaron's average balance checking account at the beginning of last cycle was $400, and the only transaction for the cycle was a check that Aaron wrote for $200, which cleared exactly halfway through the cycle. On what amount did Aaron's checking account pay interest last cycle?

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  11 months ago

• Let f(x) =x^2+10x+29What is the minimum value of the function?____

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  11 months ago

• Sylvie needs $110 for a concert ticket. She already has $16 and she can earn the rest by working 10 hours at her job. If h represents her hourly earnings, which of the following equations can be solved to find Sylvie’s hourly earnings? Select all that apply. A. 110 – 16 = 10h B. 110 = 16h + 10 C. 16 = 110 – h D. 110 = 16 + 10h E. 110 + 16 = 10h

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  11 months ago

• A plane left on time at noon on Monday. It arrived at its destination at 8:16 PM the same day, which was 16 minutes late. On average, how many seconds did the plane fall behind every fifteen minutes?

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  11 months ago

• Which expression is equivalent to (3m)(4m)^2?

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  11 months ago

• Suppose the expression a(b)n models the approximate number of people who visited an aquarium each day since an aquarium opened, where a is the initial number of people who visited, b is the rate of increase in the number of people who visited each day, and n is the number of days since the aquarium opened. If the expression below models the number of visitors of a particular aquarium, what is the correct interpretation of the second factor? 63(1.3)^7A. There were 9.1 times as many people who visited the aquarium on the 7th day as on the first day. B. There were 10.2 times as many people who visited the aquarium on the 7th day as on the first day. C. There were 1.3 times as many people who visited the aquarium on the 7th day as on the first day. D. There were 6.27 times as many people who visited the aquarium on the 7th day as on the first day.

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  11 months ago

• Jasmine is building birdhouses. it takes her 3 1/2 hours to build 4 birdhouses. which of the following is a equivalent rate?a. 14 hours to build 18 birdhouses b. 28 hours to build 35 birdhouses c. 7 hours to build 8 birdhouses d. 21 hours to build 28 birdhouses plz help quick

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  11 months ago

• Assume that lengths of newborn girls are normally distributed with a mean of 49.2 centimeters and a standard deviation of 1.8 centimeters. What is the length of a newborn girl whose length is at the 90th percentile?

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  11 months ago

• In a random sample of 160 high school students, 64% of the students participated in summer camp activities. The estimate had a margin of error of 2.5% at a 95% confidence level. Which of the following is a potential percentage of high school students who participated in summer camp activities.A. 60%B. 68%C. 62%D. 67%

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  11 months ago

• What is the name for the total area of the surface of solid?A.prism areaB.net areaC.surface areaD.facial area

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  11 months ago