Steps PLEASE
Steps PLEASE
6L of a 13% acid solution is needed for an experiment. To create this, a scientist must mix a 18% solution with a 10% solution. To the nearest liter, how much of the 10% solution is needed?
an automobile engine can run on a mixture of gasoline and a substitute fuel. if gas costs $3.25 per gallon and the substitute fuel costs $2 per gallon, what percent of mixture must be substitute fuel...
it says to solve the equation for y then find the value of y for the given value of x
I need to solve this by using a system of equations.
Solve the equation the square root of the quantity x plus 3 plus 4 equals 5 for the variable. Show each step of your solution process.
A big screen HD TV appreciates according to V = Pe-0.19t where V is the value of the TV, P is the purchase price, and t is the age of the TV in years. You just bought a TV for $3,600. How much will...
A.) (g/f)(x)=x-2,excluded value:x=-2 B.)(g/f)(x) =x- 4, excluded value: x=-4 C.) (g/f) (x)=x-4,excluded value:x=4 D.) (g/f) (x)=x-2, excluded value:x=...
A.)x^2-33x+3 B.)-x^2+33x-3 C.)-239x^2-x+3 D.)239x^2+33x-3
A.) -3x^2+12x-21 B.) 3x^3+36x^2+12x-21 C.)36x^2+12x-21 D.)36^3-3x^2+12x-21
A.) 3/(5x) B.)x/2 C.)(5x)/3 D.)x
a student calculates a functions average rate of change on an interval and finds that it is 0. the student concludes that the function is constant on the interval. explain the students error, and...
Replace the variables a and b with integers and solve for log a b = x by using the change of base formula. Show all work and use complete sentences to explain your steps in solving the logarithm you...
1. What is the difference between a sequence and a series? What is the difference between a geometric and an arithmetic sequence? 2. Please provide a real-world situation in which it would be...
Seven more than 4 times a number is greater than 3. Find the set of all these numbers.
The number of milligrams of a drug that remains in a patient's system after t hours is given by the function A(t) = Iert. Ted was given 200 milligrams of medicine which leaves his bloodstream at a...
1. Why is it useful to know the definition of rational expression? Give an example of your own. 2. Why do we state restrictions for rational expressions? When do we state the restrictions? How...
f(x)=1/(x^2−1) i have to explain if its a one to one and why. i have no idea
Find the future value and also find the interest if $14,000 is invested at 2% compounded quarterly for 10 years.
Using WolframAlpha, verify that the pair of functions below are inverses of each other. f(x)=4x+10 g(x)=1/4x −5/2 how do i do this?