10/22/19

math help please
Ben drinks tea at an incredible rate. He drinks 3\dfrac123 2 1 ​ 3, start fraction, 1, divided by, 2, end fraction liters of tea every \dfrac23 3 2 ​ start fraction, 2, divided by, 3, end... more
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10/22/19

draw the graph of the following two-variable linear equations 2x-5y=20
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10/22/19

Help! Geometry!
Given ∠1 ≅ ∠2, finish the proof that m∠1=m∠5.Statement: ∠1 ≅ 2   Reason: Statement: ∠2 ≅ 5   Reason:Statement:         Reason: Transitive property of angle congruenceStatement: m∠1=m∠5 Reason: 
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10/22/19

Why is the statement false?
If x=f^-1 (y) (meaning y= f(x)), then (dy/dx) = -(f(y))^-2 f '(y)
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10/22/19

Creating An Air Pollution Index Reader in Ruby (Straight Forward Question)
I got stuck halfway with this question, im unable to post the image because im required to get 10 reputation points here lol. So i literally recreated the whole question here. There were no files... more
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10/22/19

MATHEMATICS so a next question ronolado ate 1/4 of a pizza for dinner an had 3/4 of the pizza of the pizza leftover. he cut the

so a next questionronolado ate 1/4 of a pizza for dinner an had 3/4 of the pizza of the pizza leftover. he cut the leftover pizza into 6 equal slices for his friends. what fraction of the whole... more
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10/22/19

Solve the following.
Find f'(2) and f''(2) if f(x)=-2x^3+8x^-1+3x.
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10/22/19

Suppose u and v are functions of x that are differentiable at x=0 and that u(0)=5, u'(0)=-3, v(0)=-1, and v'(0)=2. Find the following.
A) d/dx(7v-2u)B) d/dx(u*v)C) d/dx(v/u)D) d/dx(u/v)E) d/dx(3u-2v+2uv)
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10/22/19

Word problems w/ substitution/elimination
The sum of the digits of a 2-digit number is 15. If the digits are reversed, the number formed is nine less than the original number. What’s the original number?
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10/21/19

Write the equation of a line that is parallel to {x=-5}x=−5x, equals, minus, 5 and that passes through the point {(1,4)}(1,4)left parenthesis, 1, comma, 4, right parenthesis.
i need to know to equation.
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10/21/19

f(x)=6x^2−10x+10,0≤x≤9

What is the absolute maximum and minimum of this question on the given interval
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10/21/19

Fractions and how to solve them
The sum of two negative fractions with different denominators is -7/10. What are two possible fractions and how do you find them?
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10/21/19

Writing the equation of a secant line
Given h(x) = x^3 +1 find the equation of a secant line passing through (-3,h(-3)) and (1,h(1)). Write your answer in y = mx+b. 
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10/20/19

Polynomial, Rational & Absolute Value Equations

A plane travels 700mi from Los Angeles, California, to Santa Fe, New Mexico, with a prevailing wind of 32 mph. The return trip against the wind takes 13 hr longer. Find the average speed of the... more
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10/20/19

Use the matrices to write the equation of the function in the form LaTeX: y=mx+by = m x + b that contains the points LaTeX: (6,-29)( 6 , − 29 ) and LaTeX: (-4,31)( − 4 , 31 ).
Due at 6 pm today. My teacher never taught this part of the lesson but we have an online assignment over it, it would be really nice if I got some help. Thanks :)
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10/20/19

Precalculus word problem

after declining between 1940 and 1980, the number of multigenerational households has been increasing since 1980. the function h(x)=0.012x2-0.543x+35.723 can be used to estimate the number of... more
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10/20/19

Find the present value that will grow to $20,000 if interest is 4% compounded quarterly for 17 quarters?
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10/20/19

Integrals Questions
S14(2x + 3)dx and S142xdx + S143dxS01(1-x)dx and S011dx - S01xdxThey are the same, just one in expanded form.What is a general result that would apply to Sab(f(x) + or - g(x)) dx where f and g are... more
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10/20/19

What is the cost of each variable?
Valeria bought 1 orange, 1 melon, and a kilo of mangoes. Her total cost was $190 dollars. The price of the orange was $20 dollars less than the price of the melon. And the price of the Melon was... more
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10/20/19

I am having trouble understanding a math question
A chef plans to mix 100% vinegar with Italian dressing. The Italian dressing contains 13% vinegar. The chef wants to make 150 milliliters of a mixture that contains 42% vinegar. How much vinegar... more
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10/20/19

Deriving Quadratic Equations
Use the given information to determine the most efficient form you could use to write the quadratic function. Then write the quadratic function using algebraic methods(find a, systems of equations,... more
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10/20/19

Evaluating Expressions with Fractions
20 feet of ribbon, cutting ribbon into 7 1/2 inch or 6 3/4 inch lengths to make bracelets. Write an algebraic expression tha can be use to figure out how many bracelets can be made.How can you... more
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10/20/19

Write series as a summation in sigma notation.
3+2+5/3+3/2PLEASE HELP ME AND THANK YOU IF YOU DO!!!!
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10/19/19

How do I program this problem?
Write a program to read 10 integers from an input file, “num.txt”, and output the average, minimum, and maximum of those numbers to an output file “out.txt”. Also make sure to test for the... more
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10/19/19

Find and simplify the difference quotient f(x+h)-f(x)/h
(h) can’t equal 0 for the given functionf(x)= x^2+4x+3
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