1,469 Answered Questions for the topic Math Problem

05/25/16

Use the tangent plane approximation to find f(33,4).
The number of minutes taken for a chemical reaction if f(t,x). It depends on the temperature t degrees celcius, and the quantity, x grams, of a catalyst present. When the temperature is 30 degrees... more
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05/25/16

What are the x & y values at the minimum?
Find the x and y values at the minimum off(x)=2x2+xy+2y2+6y+7   I have tried this multiple times but I keep getting marked wrong. I'm not really sure how to approach this correctly so it would be... more
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Math Problem

05/24/16

A round manhole cover has a diameter of 3 ft. It's weighs 9.2 lb per square foot. To the nearest pound, how much does the manhole cover weigh?
Help.                
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Math Problem Algebra 2 Math Help

05/24/16

List the transformations(s) from f(x) to g(x)
F(x)=sin x g(x)=5sin(x-pi/2)   f(x)= cos(x) g(x)=-cos(x)+3
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Math Problem Algebra 2 Math Help

05/24/16

The table represents a trigonometric function. Graph and identify the key features
x.      0    Pi/4.    Pi/2     5Pi/6.   Pi.   4pi/3.    3pi/2.    11pi/6.     2pi   f(x). 0. (square root)2   2   1.   0.    -(square root)3    -2  -1    ... more
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Math Problem Algebra 2 Math Help

05/23/16

Write the equation for cos(x) with the given amplitude and period
Amplitude:4; period 8(pi)   Show work here:      equation: 
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05/23/16

Write an equation for cos(x) with the given amplitude and period
Amplitude: 10; period:(pi)/8   show work here:       equation: 
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Math Problem Algebra 2 Math Help

05/23/16

What's the equation
period:2(pi); midline:y=4 horizontal shift: to the right (pi)
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05/23/16

List the transformation(s) from f(x) to g(x)
f(x)=sin xg(x)=5sin(x-(pi)/2)   f(x)=cos x  g(x)=-cos(x)+3
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05/21/16

Pre Calculus
Find the exact value of the expression tan(7pi/12) a) 2(1+√3)-2 b) 2(1-√3)-2 c) -2(1+√3)-2 d) -2(1-√3)-2
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05/21/16

Pre Calculus
Use the given triangle to evaluate the trigonometric expression. The graph is a right triangle, the side on the y-axis =5 and the side o the x-axis =12. The hypotenuse is not given. sin(y/2)=? a)... more
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05/21/16

Pre Calculus
Find the value for cos(x/2) if the following conditions hold: sin(x)=-12/13  and x is in quadrant 3 a) -√17/6 b) -√7/24 c) -√7/6 d) -√17/24
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Math Problem

05/21/16

what is negative 8 subtract positive 5 subtract (negative 13)
im bout fail 7th grade so if i do my vocab and re due this test i might pass and we have 10 days left
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Math Problem Math Equation

05/18/16

The length of a rectangle is two more than the width. If the perimeter is 100? feet, what is the length and? width?
I have forgotten how to write the formula out in order to solve this equation.
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Math Problem

05/16/16

rewrite the expression (1/4x + 3/4) using the distributive property
i know how to use the distributive property in most cases, but there is not an outside number to distribute among the numbers in the parenthesis, so im not sure how to solve this problem. by the... more
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Math Problem

05/16/16

Each book is $2.50 and paperbacks are a $1 , lye bought a total of 27books for $39.00. How many paperbacks did lye buy
books were $2.50 and all paperbacks were $1. Lye bought a total of 27 books for $39.00. How many paperbacks did lye buy ?
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Math Problem Bicycle Real Life

05/16/16

Bicycle Speedo & Wheel Size
I brought a bicycle odometer (speedo) for my 20" wheel bicycle, however it turns out it is made for 26-27" bike wheels. How would I change the speedo display picture so that it will be the right... more
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Math Problem

05/11/16

Bruce has $5.50 in dimes and quarters. He has eight more quarters then dimes. how many quarters does he have
solving problems with 2 variables. Using either the elimanation or  substitution method 
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Math Problem Math

05/10/16

what js the midpoint and the length of the segement with endpoints (4,6) and (-1,6)
find the midpoint and the length of the segment with endpoints (4,6) and (-1,6)
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Math Problem

05/10/16

What two numbers adds to 0 but multiply to -900
Algebra ....
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05/09/16

How long does it take for a falling person to reach the 90 percent of this terminal velocity?
The terminal velocity of a person falling through air is about 400Km/hr. The acceleration due to gravity is 10ms−2. Use this information to find out what C is in the equation v′=C(g/C−v), where g... more
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Math Problem Algebra 2 Math Help

05/09/16

explain the relationship that conterminal angles have with each other
read the question
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Math Problem Algebra 2 Math Question

05/09/16

find sin(theta)
given cos(theta)=3/5 in quadrant IV, find sin(theta)
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Math Problem Algebra 2 Math Help

05/06/16

read the problem below
Given an angle theta in standard position fill in the blanks within the diagram below to indicate if the trigonometric value of theta would be positive (+) or negative (-)               l        ... more
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05/06/16

Read the problem
Identify the ordered pair that occurs as the terminal side of 480(degrees) sketched in standard position on the unit circle 
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