An expression is 12.295-(2.24 × 3.9)

An expression is 12.295-(2.24 × 3.9)

Math word problems

I have the following function f(x)= 16-x^4/x^2-4 and im asked to choose a sequence of values of x near a = 2 to estimate the value of lim as x approaches 2 f(x) im not sure if i can choose...

A sail boat is traveling north at 10 km/h, relative to the water. The water is flowing north at 5 km/h. What is the velocity of the boat to the ground? What is the equation needed???

This is a science/math problem. I'm pretty sure I have to convert the minutes to hours, but I don't know what to do with the kilometers then. I need clarification and steps to show me what I need...

15v^2-?v-24

World problems.For algebra

Numbered poles are placed alongside a highway with an equal distance between each two adjacent poles. To get from pole number 1 to pole number 21 takes 38 minutes. How much time, in minutes, will...

limit approaching infinity (-3x^5+3x^4-2/6x^5+5x^3+4x) how do i go about this one? could i use substitution? factor then use substitution, or strictly graphing?

At Jessica’s school, students can buy scientific calculators for $15.00 each. Graphing calculators cost 5 times that amount. If $345.00 worth of calculators were sold and 3 of those were graphing...

Twelve guests are to be seated for dinner, six of them have already chosen to sit in a row at a bar table, and the other six will sit in a circle at a round table. What is the total number of different...

The formula 180(n-2) gives the number of degrees in the angles of a convex polygon because n-2 triangles can be drawn (with no lines crossing) in a polygon with n sides, each triangle containing 180...

from centimeters to meters

Two trains leave a train station traveling on parallel and adjacent tracks. Train A is traveling due north at a constant speed of 40 miles per hour. Train B is traveling due south at a constant speed...

A: Anne wrote (6 + x) + (4 + x to the third power). B: Bart wrote 6x (1 + 2/3x to the second power). C: Cassie wrote 3x + 3x + 2x to the third power + 2x to the...

I would just like to check and see if i am right and i would like to be explained to how i am right haha XD This is my answer: 49,200=20,000(1-.18)^3 years This is my work: V=C(1-r)^t ____=20,000(1-...

five-ninths of a number is 45. Find the number

Fills car with 5 liters of gas how many will we use in 5 weeks

When is added to a certain number, the sum is 3 greater than twice the number. Part A: Set up an equation using n to represent the number. Equation: ________________________ Part...

The perimeter of a right triangle with side lengths that are integers, and having the same area as a rectangle with dimensions 36 cm by 45 cm is, in cm

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