12/17/21

polynomial functions and inequalities

a) A polynomial function that has no real zeros will always be exclusively positive or negative (i.e. it will always be either all above or all below the x-axis – eg. f(x) = x2 + 2 has no real... more
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12/17/21

Express the function G in the form f o g
Express the function G in the form f ∘ g. (There is more than one correct answer. The function is of the form y = f(g(x)). Use non-identity functions for f(x) and g(x).)g(x)=1/x+5
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12/16/21

Amir needs to tie a ribbon around each of 8 boxes. If each box needs a ribbon that is 2 feet 8 inches long, what is the total length of ribbon that Amir will need for the 8 boxes?

I need this to solve my question
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12/16/21

Algebra problem

A bank loaned out $18,000, part of it at the rate of 11% annual interest, and the rest at 5% annual interest. The total interest earned for both loans was $1,620.00. How much was loaned at each... more
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12/16/21

Alfonso is 6 years older than Brianna. In 5 years the sum of their ages will be 82. How old is Alfonso now
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12/16/21

Su Li has 13 kg of almonds costing $5 per kilogram. How many kilograms of cashews costing $12 per kg should be added to get a mixture of the two nut types costing $7.45 per kg?
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12/16/21

Solve the system.
x+2y+3z=4-3x+2y-z=12-2x-2y-4z=-14
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12/15/21

sam invested a sum of money at 6%. he invested a second sum, $1,000 more than the first sum at 7%. if annual income was $1,110, how much did he invest at 6%? how much at 7%?
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12/15/21

A bike wheel has a radius of 13 inches....
A bike wheel has a radius of 13 inches.About how far does the bike wheel travel in 1 rotation? 5 rotations? 30 rotations?
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12/15/21

sherry invested a sum of money at 6% and invested a second sum that was $1,500 greater than the first sum, at 5%. if the total annual income was $570, how much was invested at each rate?
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12/15/21

What is the vertex of the function f(x)=4x^2+16x+14?
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12/15/21

How would I solve this equation
Through: (2, -4), slope = -7/2
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12/15/21

my math cba review
The cost of 6 pencils at a store is 30 cents. Each pencil has the same cost. Which graph has a slope that best represents the cost of each pencil at this store?
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12/15/21

Proof the Pythagorean theory
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12/15/21

Find cot β if csc β = −35√5 and sec β =−32 .
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12/15/21

consecutive integers

The sum of two consecutive positive integers is 55. What number is six lessthan twice the smaller integer?
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12/15/21

college algebra
A farming family owns 240 acres of cropland. They can use their land to produce corn and soybeans. A total of 320 labor hours is available to them during the production season of both commodities.... more
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12/15/21

4) Suppose the heights of adult males in the United States is distributed normally, with a mean of 72 inches and a standard deviation of 2 inches.
4a) How far below the mean is 68 inches? (1 pt)4b) How many standard deviations below the mean is 68 inches? (2 pt)4c) Find the percent of men whose height is at least 74 inches. (2 pts)4d) Find... more
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12/15/21

A farmer has 800 meters of fence. Find the largest rectangular area that the farmer can enclose with the fence.
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12/15/21

A farmer has 800 meters of fence. Find the largest rectangular area that the farmer can enclose with the fence.
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12/15/21

HOMEWORK HELP PLEASE
For a certain bathtub, the cold water faucet can fill the tub in 12 minutes. Together, the cold and hot water faucets can fill the tub in 8 minutes. How long will the hot water faucet take to fill... more
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12/14/21

Which equation in slope-intercept form represents a line that passes through the point (3,1) and is parallel to the line y − 7 = 5(x + 7)
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12/14/21

Larry sold half of his baseball cards and then bought sixteen more. He now has 360 baseball cards. What is the equation to determine how many baseball cards Larry started with?
Larry sold half of his baseball cards and then bought sixteen more. He now has 360 baseball cards. What is the equation to determine how many baseball cards Larry started with?
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12/14/21

Which of the following is the best approximation of the volume of the cylinder below? Use 3.14 for π.
radus=8hight=3
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12/14/21

what is (6 × 100) + (8 × 10) + (6 × 1) in standard form
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