09/11/22

Graphs of functions
Graph the given functions, f, and g, in the same rectangular coordinate system. Select integers for x, starting with -2, and describe how the graph of g is related to the graph of f.f(x)=x3,... more
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09/10/22

How do you find the time?
Joel can run around a 1/4-mi track in 66 sec, and Jason can run around the track in 60 sec. If the runners start at the same point on the track and run in opposite directions, how long will it take... more
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09/10/22

Where on the interval [0,pi/5] is the function f(x)= (2x+3)/(cos5x) continous
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09/10/22

Solving formula for specified variable
Solve the following formula for the specified variable. T=P + af for a
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09/10/22

If b is the midpoint of AC and AC=8x-20, then find BC
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09/10/22

Solving formula for specified variable
Solve the following formula for the specified variable. C=1⁄2 m(s + b) for s (simplify the answer)
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09/10/22

Calculating the original price using percentage
The selling price of a refrigerator is $705.60. If the markup is 5% of the dealer's cost, what is the dealer's cost of the refrigerator?
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09/10/22

Sig figs Calculation

Carry out each calculation and report the answer using the proper number of significant figuresa. 15.947- 2.73b. 35.0 + 7.671c. 1,878 - 2.88
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09/10/22

Choosing between two health clubs
You are choosing between two health clubs. Club A offers membership for a fee of $18 plus a monthly fee of $12. Club B offers membership for a fee of $16 plus a monthly fee of $13. After how many... more
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09/10/22

An angle measures 59.6° less than the measure of its supplementary angle. What is the measure of each angle?
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09/10/22

Finding 3 Triangles measurement
Solve this exercise using the fact that the sum of the measures of the three angles of a triangle is 180º. In a triangle, the measures of the three angles are x, x+11, and x+16. What is the measure... more
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09/10/22

Algebra Word Problem
Mr. White’s radiator contains 3 gals of a 50% antifreeze solution. If he wants to increase the percent of antifreeze to 60%, how much fluid should he drain from the radiator and replace it with... more
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09/10/22

Math is just letters and numbers, why should I even learn this?

Here's a big question most students have at the start of learning the subject. I was never informed why I should be graphing numbers, why mathematicians used certain letters, or the implications on... more
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09/10/22

Equation of a line
Fnd the equation of the line S y = f(x) whose closest point to point A (3,4) is point B (5,5). find the coordinates of the normal vector of the line S.
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09/10/22

Split domain function
Is the split-domain functionf(x) = { x ^2 + 1 x<3 10 x = 3 (4/3)x + 6 x>3continuous at x = 3?Is it continuous on ℝ?
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09/10/22

Evaluate the following limit using the graph of the function. (If the function increases/decreases without bound, enter +∞/−∞; if it does not exist for another reason, enter DNE.)
lim x→−∞ sin(x)
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09/10/22

Conditional Verb Forms
Today the NewsWeek online magazine posted this line about King Charles III:"King Charles III Gets the Hero's Welcome Critics Feared Might Never Come"Could the phrase use the verb "would" instead of... more
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09/10/22

Statistics math

Adult men have heights with a mean of 69. 0 inches and a standard deviation of 2.8 inches find the Z score of a man who is 60. 1 inches tall
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09/10/22

Jensen’s Inequality & Strictly convex functions
Using the Jensen’s Inequality to show that f(x) = x 2 is strictly convex function.
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09/10/22

Probabilistic Independence
Explain what it is meant by two random variables X and Y are probabilistically independent.
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09/10/22

fuel cost question
using the information from the table a hybrid car uses gas at a cost in city $0.09 per mile and highway $0.08 per mile. during one week, the owner of a hybrid car drove 394 miles and spent $34.72... more
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09/10/22

How do i get g(x+a)-g(x)
G(x)=-4x2+5x
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09/10/22

The perimeter of a college athletic field is 100 meters and the length is 16 m more than the width. Find the length and width
The perimeter of a college athletic field is 100 meters and the length is 16 m more than the width. Find the length and width
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09/10/22

The perimeter of a college athletic field is 100 meters and the length is 16 m more than the width. Find the length and width
The perimeter of a college athletic field is 100 meters and the length is 16 m more than the width. Find the length and width
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09/10/22

Which number is a counterexample to the following statement? All numbers that are divisible by 2 are also divisible by 4. A. 0 B. 12 C. 28 D. 42
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