09/22/23

Find the global extrema of the function
find the global extrema of the function f (x) = cos(2x) − x for x ∈ [− π/2 , π/2 ]. Find the critical points of f(x): f′(x)=−2sin(2x)−1 ... more
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09/22/23

Please help me understand the steps
Consider a population that grows according to the recursive ruleLn+1=Ln+26,with initial population L0=2.What is the common difference for this arithmetic sequence? d=
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09/21/23

system of linear equations

A chemical company makes two brands of antifreeze. The first brand is 55% pure antifreeze, and the second brand is 80% pure antifreeze. In order to obtain 130 gallons of a mixture that... more
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09/21/23

An element with mass 140 grams decays by 21.6% per minute. How much of the element is remaining after 20 minutes, to the nearest 10th of a gram?
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09/19/23

Name the property that justifies the statement. m∠ABC = m∠DEF and m∠DEF = m∠ABC
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09/19/23

Help with Population Questions

A population, P(t)P(t) (in millions) in year tt, increases exponentially. Suppose  P(9)=17  and  P(16)=25. a) Find a formula for the population in the form P(t)=ab^t. Enter the values you found... more
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09/18/23

Write an equation for the line parallel to y = − 5/7 x + 16 that passes through the point ( 6 , 6 ) . You may write the equation using any form.
Could someone explain this to me step by step?
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09/16/23

You read online that a 15 ft by 20 ft brick patio would cost about $2,275 to have professionally installed. Estimate the cost of having a 23 by 28 ft brick patio installed.

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09/15/23

Please help me!!!!!!!!!!!!!
Tariq is a high school basketball player. In a particular game, he made some two point shots and some free throws (worth one point each). Tariq made a total of 6 shots altogether and scored a total... more
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09/15/23

equation of the line
If a tree is 12 feet tall after 2 years and 18 feet tall after 5 years, find the equation of the line describing its growth, where y is the height and x is the number of years. The equation is?
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09/14/23

From first principle, differentiate the function f(x) = x 4 − x 2 .
From first principle, differentiate the function f(x) = x 4 − x 2 . Find the equation of the tangent line to the graph of f at the point where x = 2.
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09/13/23

Points of Intersection
Given that f(x)=1/7x^2-2x+3 and g(x)=-1/2x+2, use the graphing feature of a TI-89 calculator to find the points of intersection, rounded to 3 decimal places.
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09/13/23

Graphs of Sine and Cosine Functions

Write the equation for a cosine function with amplitude 3 pi, period 2, and phase shift -7
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09/13/23

A certain forest covers an area of 3700km^2. Suppose that each year this area decreases by 3.25% . What will the area be after 9 years? round your answer to the nearest square kilometer
A certain forest covers an area of 3700km^2. Suppose that each year this area decreases by 3.25% . What will the area be after 9 years? round your answer to the nearest square kilometer.
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09/12/23

Finding what the length and width of the runway in meters

To accommodate the largest jets, an international airport runway is 1500 m more than 50 times its width. If the perimeter of the runway is 11,160 m, determine the length and width of the runway (in... more
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09/12/23

finding what x will equal
Find any restrictions on the values of x in the equation. (Enter your answers as a comma-separated list. If there are no restrictions on x, enter NONE.) 1 2 x − 9 = 18x ≠    
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09/12/23

need to find LCD, multiply, and solve for x
Consider the following linear equation containing fractions. 3 + x 3  + x + 7 2  = 3x + 1Find the least common denominator of the fractions in the equation.Multiply both sides of the equation... more
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09/10/23

The smallest of the three consecutive odd integers

Find three consecutive odd integers such that the sum of the first, two times the second, and three times the third is 34.
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09/10/23

Contemporary Math
A long year-end status report for work is 149 pages long. You need to print 16 copies for a meeting next week. How much is the paper going to cost for those reports? Paper is sold in reams (500... more
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09/10/23

angle1 and angle2 form a linear pair angle1=(7x+10)degrees angle2 =(3x) degrees Find the measure of angle 1
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09/09/23

During a hot-­‐air balloon festival, data were gathered on the height y of a balloon after x minutes.
Time (minutes) Height (meters) 0 14 2.2 80 3.4 116 4 134 4.6 152 C. (__/ 3) If the balloon continues to rise at the same rate, use function notation to express the height after 12... more
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09/08/23

Sequence in term
what is the 125th term in the sequence 3,9.15.21
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09/07/23

Write an equation
Write an equation for a line that is parallel to the line x= -3 and passes through the point (7, 4)
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09/06/23

Consider the function f(x)=1/(x^6+1)^2.
Consider the function f(x)=1/(x^6+1)^2.Give the exact x value of a non-stationary inflection point (an inflection point which is not a critical point)
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09/05/23

Point B is 1/3 the distance from A to C. If A is located at (-15,18) and B is located at (-21,10), what is the coordinate point of B?
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