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Pre Calc
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How many pounds of dog food worth $.80 per pound must be mixed with dog food worth $.65 per pound to make a mixture of 60 pounds
3 answers
asked by
Courtney
549 views
Solve the following inequality in terms of natural logarithms (ln).
(e^6x)+2 is less than or equal to 3.
3 answers
asked by
Aly
904 views
A bus trip of 90 miles would have taken an hour less if the usual average speed had been increased by 3 miles per hour. Find the
4 answers
asked by
Jody
608 views
Use the doubling time to find the continuous percent growth rate and give a formula for the function.
Round your answer to two
1 answer
asked by
Taylpr
622 views
Use the Rule of 70 to estimate how long it takes a dollar-sign 7000 investment to double if it grows at the annual rate 7 %.
2 answers
asked by
James
745 views
Log(x-6) +Log(x+3)=1
Solve for x I think it has no solution but why?
3 answers
asked by
Anonymous
410 views
Juliet and Mercutio are mov- ing at constant speeds in the xy-plane. They start moving at the same time. Juliet starts at the
2 answers
asked by
Zoe Cameron
542 views
Find cos 2A if tan A = 5/12 and <A lies in quadrant III.
2 answers
asked by
Joanna
910 views
Solve 2 sin^2 x-3 sin x+1 =0, 0 less than or equal to x < 2pi
1 answer
asked by
Joanna
449 views
Verify the identity:
sin x/tan x + cos x/cot x = sin x + cos x
1 answer
asked by
Anonymous
370 views
Write an equation to a polynomial function that has the following properties:
Fourth degree equation Lead coefficient is -2 Two
3 answers
asked by
Anonymous
952 views
f(x)=e^2x-1 +3
**(2x-1) is the power** what is the equation of asymptote
3 answers
asked by
Anonymous
289 views
f(x)=e^(2x-1) +3
Find the equation of asymptote
1 answer
asked by
Anonymous
324 views
Find cos 2A if tan A=5/12 and <A lies in quadrant III
4 answers
asked by
Anonymous
1,889 views
Solve
0=e^3x-9e^2x+20e^x
1 answer
asked by
Maria
390 views
Find the vaule of sec(theta) for angle theta in standard position if the point at (3,-1) lies on its terminal side.
2 answers
asked by
Alex
500 views
Airplane going N 60 degrees W at a speed of 400 mph. What wind direction, at a speed of 75 mph will produce a resultant
1 answer
asked by
Beth
477 views
visually show on compass/vector graph n 60 degrees w at 400 mph, n 40 e at 75 mph
1 answer
asked by
Beth
316 views
Use a graphing utility to graph the function and approximate (to two decimal places) any relative minima or maxima. (If an
2 answers
asked by
Alicia
1,321 views
Sima wishes to accumulate $60000 in five years. She invests twice that amount in a fun that earns 7.2%, compounded quarterly.
1 answer
asked by
Keith
413 views
If the line passing through the points
(a, 1) and (2, 8) is parallel to the line passing through the points (12, 6) and (a + 2,
1 answer
asked by
Terry
354 views
The annual sales of Crimson Pharmacy are expected to be given by S = 2.4 + 0.3t million dollars t years from now, whereas the
3 answers
asked by
Terry
1,926 views
List the elements of the set in roster notation. (Enter O for the empty set.)
{x | 7 - x = 6 and x is an integer}
1 answer
asked by
Terry
1,184 views
Evaluate the quantity.
4 · P(4, 4) · C(9, 5)
2 answers
asked by
Laura
567 views
The Department of Foreign Languages of a liberal arts college conducted a survey of its recent graduates to determine the
2 answers
asked by
Laura
931 views
1)A particular pain relieving medicine has a decay rate of 10 % per hour. A patient was given a dose of the medicine 7 hours ago
2 answers
asked by
Joe
682 views
If two forces of 5 lb. and 8 lb. are acting on the same point are equivalent to a single force of 10 lb., find the angle between
3 answers
asked by
Sarah
971 views
You have recently been promoted and are now a senior pilot with BHS Exprress, providing courteous and timely service to
7 answers
asked by
Sarah
453 views
Write the equation of the polynomial function with the following real zeros and multiplicity if (2,16) is a point on the graph
ze
5 answers
asked by
Sara
742 views
Given that P=(5,4), Q=(7,3), R=(8,6), and S=(4,1). Find the component form of the vector PQ+5RS
How would I work that out?
1 answer
asked by
Kakashi
281 views
Given the function,
f(x) = 4|x − 8| Evaluate: (i) f(x + 1) (ii) f(x^2+ 9)
1 answer
asked by
Emily
217 views
Suppose you are a patient with a disease and you are in the hospital.You can be cured by the following regimen of drugs. There
2 answers
asked by
Carmen
140 views
The half-life of Radium-223 is 11.43 years. What is the annual decay rate? Express the result to four decimal places.
3 answers
asked by
Meg
91 views
part 1 A scientist begins with 250 grams of a radioactive substance. After 250 minutes, the sample has decayed to 40 grams.
1 answer
asked by
Meg
97 views
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