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Q: Following are forecasts of worldwide annual cell phone handset sales. Year x Sales y (Millions) 15 6...

A: We have x= 3 , 5 , 7 y= 500 , 600 , 800 Using technology we get the regression line : y = 75x + 258...

Q: You have 48,000 saved. How long will it take for that to double in value if it is 10% compounded? a)...

A: a) Initial amount =P= 48000 Final amount= A= 2(48000)=96000 Interest rate = r= 10%=0.10 time = t=? T...

Q: at the restaurant i work at we purchased 80 watermelons .we at 1/5 of the watermelons and 1/4 of the...

A: Click to see the answer

Q: Let u = In a and v In b. Write the expression in terms of u and v without using the logarithm functi...

A: We use the multiplication principle of logarithm

Q: Factor. A) 8x2-26x+15 B) 64x2-121

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Q: Calculate the limit algebraically. lim (x + Jx)

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Q: A police car was traveling down Ocean Parkway in a high-speed chase from Jones Beach. The car was at...

A: Speed = distance / time

Q: The total revenue curve of a firm is R(q) = 40q − 12q^2 and itsaverage cost A(q) =1/30q^2 - 12.85q +...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: In 2 1 2 h an airplane travels 1150 km against the wind. It takes 50 min to travel 450 km w...

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Q: You own a hamburger franchise and are planning to shut down operations for the day but you are left ...

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Q: Solve. University Theatre sold 490 tickets for a play. Tickets cost $20 per adult and $11 per senio...

A: Let number of adults be x Number of seniors citizens be y Cost of tickets sold by adults = 20x Cost ...

Q: I need help finding "x"

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Q: Find the eccentricity of the ellipse. x² =D1 9.

A: Given the equation of an ellipse

Q: Factor. A) x2+13x+40 B) x2-13x+40

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Q: Lauren has dimes and nickels in her purse. The number of dimes is three more than seven times the nu...

A: Refer to the question we need to find the expression of dimes in terms of number of nickels.

Q: 17. Given f (x) = -4, find f-(x). b. d. C. a. d.

A: The given function is

Q: A 6-year bond costs $9,000 and will pay a total of $2,700 interest over its lifetime. What is its an...

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Q: How to solve step by step: Graph the parabola: y = 2x^2 - 4x - 3

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Q: Two artists, Nina and Rob, make yard ornaments. They bring in $80 for each wooden snowman they make ...

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Q: The sale tax on a power drill is$18.50 and the sale tax rate is 8.2%. What is the purchase price of ...

A: Given:

Q: 1) Given U = {a,b,c,d,e, f.g,h), A = {a,c, d,e}, B= (b,c,.g), C= (e,g,A) b) (An B)UC Find: a) (BUA)n...

A:

Q: Find the restrictions on x, if any. Enter your answers as a comma-separated list

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Q: Factor by grouping. 6x2-4x+15xy-10y

A: Group the first two terms and the last two terms to get: (6x2 - 4x) + (15xy - 10y)

Q: Factor completely 10x3y+22x2y-24xy

A: first factor out the GCF 2xy

Q: In May Hartford had 37 violent shootings, compared to 18 during the same time period the year before...

A: Old record= 18 New record= 37 The number of violent shootings increased by (37-18)=19

Q: use descarts' rule of sign to detemine how many positive, how many negative real zeros and how many ...

A: Given polynomial

Q: Find an equation for the line with the given properties. Parallel to the line y = -4x; containing th...

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Q: Determme if the folluwing matrix is in reduced form If not inlicate tho row opuration(s) necessary t...

A: Consider the matrix

Q: U.S. imports of pasta increased from 290 million pounds in 1990 (i = 01, by an average of 52 million...

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Q: Evaluate 9y +2x -4 when y = 3 and x = 2 Your answer

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Q: Asking this question again: My apologies. I have uploaded a picture of the question.

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Q: of children who can speak in at least single words by the age of t months can be approximated by the...

A: Given that t=14 We have to find p at t=14

Q: For each of the following equations, please choose which property of operations is used in the equat...

A: To choose the property of operation which is used in the given equation.

Q: Determine whether the graph is that of a function. If it is, use the graph to find its domain and ra...

A: If we draw a vertical line through the given curve. Then we see that the vertical line cuts the curv...

Q: Find a formula for the general term a_n of the sequence assuming the pattern of the first few terms ...

A: Given the first few terms continuously of the sequence.

Q: how to solve step by step: If 3/4 - 3 = 4/x, then x = ?

A: Click to see the answer

Q: The drug label indicates that the recommended dosage for adults and children over 6 years of age is ...

A: Given, dosage for adults and children over 6 years of age is 250 mg/kg 3 times daily We know, 1 lb ...

Q: Graph the feasible region for the system of inequalities y>4x-1 y<-2x+3

A: The graph of an equation y>4x-1 is:

Q: How to solve step by step: How many liters of 40% acid solution must be mixed with 12 liters of a 65...

A: Let we have to mix x liters of 40% solution So in x liters of 40% solution , there is (40% of x)= 0...

Q: Solve. A) (x-6)(x+3)=0 B) 6x(2x 3)(6x-1=0

A: Hey, since there are multiple subparts posted, we will answer the first question. If you want any sp...

Q: Need Help

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Q: Determine what, if any, value to assign to (a) to make fcontinuous at *=a. x²- 6x + 8 f(x)= .a = 4 x...

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Q: Graph the ellipse 49x2+16y2=784

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Q: Decide which of the two given functions is linear and find its cquation. 1-6.5 -8 14 -9 |-10 -1.5 -4...

A: Common difference of f(x) is fixed for all xs. But the common difference in g(x) is not fixed. From...

Q: The admission fee at an amusement park is $1.50 for children and $4 for adults. On a certain day, 34...

A: Let x be the number of children and y be the number of adults admitted. Then according to given data...

Q: not for a grade just reference. trying to see how to do it right

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Factor out the largest monomial term. 15x3y2-12x2y+9x4y3

A: 15x3y2-12x2y+9x4y3 =(3x2y)(5xy) - 4(3x2y) +(3x2y)(3x2y2)

Q: Answers to sub parts iv and v

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Q: Using algebra, find the solution to the system of inequalities belowy ≤ 5 − 3xy + 19 ≥ x2 − 8x

A: We make table for auxiliary equations y=5-3x x 0 1 y 5 2 y + 19 = x2 − 8x x 2 3 4 5 6 y...

Q: Find the following for f(x) = 9ーズZ and sketch the grap x+2 a. x-intercept(s): 1302 b. y-intercept: -...

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24. Solve the problem. Зг. If f(x) : f (3) = 0, and f(-6) is undefined, what are the values of A and B?