09/19/19

Use the limit definition to compute f'(a) and find an equation of the tangent line.
f(x)=2x2+10x, a=3
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09/18/19

Cindy runs 2 1/3 miles in 2/5 of an hour. How many miles can she run per hr? How many hours does it take her to run 1 mile?

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09/18/19

equation of lines
Write the equation of the line that passes through the point (3/4,1/2) and is perpendicular to the line 3x-2y=6
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09/18/19

Where is the number the tenths digit is two more than the tens digit
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09/18/19

Suppose f(x)=√(x+4)
a) Use the definition of derivative to find the slope of the tangent line to the cure at x = 2.b) Find the equation of the tangent line to the curve at x = 2.
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09/18/19

In a certain rectangle, the length is six yards more than the width. If they length is increased by 25 yards and the width is decreased by one yard, the pine tee of the new rectangle will be twice tha
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09/18/19

Chlorine bleach contains 5% chlorine. Samuel needs 3 L of 2% chlorine solution. How much water and how much 5% bleach should he mix?
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09/18/19

Show that the triangle formed by the lines y = 2x − 7, x + 2y = 16, and 3x + y = 13 is isosceles. Show also that the lengths of the sides of this triangle fit the Pythagorean equation.
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09/18/19

Precalculus Question
Find an equation for the line, in the indicated form, with the given properties.Perpendicular to the line x-6y=3; containing the point (5,3)
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09/17/19

Find three consecutive odd integers such that four times the largest is one more than nine times the smallest integer.
Find the three integers
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09/17/19

Assume that product codes are formed from the letters Q, R, S, T, X, Y, and W, and consist of 5 not necessarily distinct letters arranged one after the other. For example, QQQSS is a product code.
 How many different product codes are there?
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09/17/19

Mr.Su and Mr.Franks are in the same book club.Mr.Su is 5/7 of the way through this months book.Mr. Franks is 3/5 of the way through the book.who has read more of the book?
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09/17/19

raven bought 3\1\4 pounds of bannas at the store .they cost 0.44 per pound .how much did raven pay for the bannas
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09/17/19

find (f+g)(x) and(f+g)(7)
f(x)=x2-5x and g(x)=4-xfind (f+g)(x)and(f+g)(7)(f+g)(x)=
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09/17/19

How can I do that?
U={1,2,3,4,5,6,7,8}A= {1,2,6,8}B= {1,2,3,4,5,7}C={3,5}D{5,6,7,8}1.¬ ( A U B ) - ( C - B )4. ( A U B ) ∩ ¬D2. ( ¬B ∆ ¬A ) - C5. ( A ∩ D ) - ( C - B )3. ( A - D ) U ( B ∩ ¬C )
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09/17/19

Use an algebraic approach to solve the problem.
Suppose that a plumbing repair bill, not including tax, was $140. This included $25 for parts and an amount for 2 hours of labor. Find the hourly rate that was charged for labor.
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09/16/19

Fraction as division
Explain the equivalence of 7÷2 and 7/2 using words
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09/16/19

Algebra question

Sydney is making bracelets three bracelets require 21 beads the number of bracelets varies directly with the number of beads write an equation in the form of Y equals a X then find the amount of... more
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09/16/19

Carson has r more rubber bands than Max. Max has 43 rubber bands. Choose the expression that shows how many rubber bands Carson has.
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09/16/19

An alligator's tail length, T, varies directly as its body length, B.

An​ alligator's tail​ length, T, varies directly as its body​ length, B. An alligator with a body length of 3 feet has a tail length of 2.4 feet. What is the tail length of an alligator... more
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09/16/19

The correct way to write a number line for word problem.
Emily runs 18 miles per week. Yesterday she ran 5 miles. Today she ran 3 more. How many miles does Emily have left to run?
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09/16/19

Write pseudocode Centigrade and Fahrenheit are two scales to measure temperature.

Write pseudocode and that prompts (input) the user to enter Centigrate and then print the Fahrenheit.Use following formula for conversion.
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09/16/19

Write pseudocode that prompts (input) the capacity, in gallons, of an automobile fuel tank and the miles per gallon the automobile can be driven
The program outputs the number of miles the automobile can be driven without refueling.
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09/16/19

Answer parts a and b.
find n(a)a. n( a ∪ b ) = 20n( a ∩b ) = 18n (b) = 202.if n(a)=20n(b)=7n(a ∩ b) = 5
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09/16/19

You invested $28,000 in two accounts paying 2% and 7% annual interest, respectively. If the total interest earned for the year was $1310, how much was invested at each rate ?
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