03/18/24

A bacteria culture grows with a constant relative growth rate. After 2 hours there are 600 bacteria and after 8 hours the count is 75,000.
(a) Find the initial population.(b) Find an expression for the population after t hours.(c) Find the number of cells after 7 hours. (Round your answer to the nearest integer.)(d) Find the rate of... more
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03/18/24

Unknown Sweater d
She bought a sweater for 20% off the original price. She paid $24. What was the original price
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03/18/24

Find a x b if a=5, b=10, and the angle between a and b is pi/4 radians.
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03/18/24

help solving it
A particular fruit's weights are normally distributed, with a mean of 387 grams and a standard deviation of 32 grams.The heaviest 9% of fruits weigh more than how many grams?Give your answer to the... more
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03/18/24

Half life Questions
The half-life of substance A is 16 years, and substance B decays at a rate of 30 % each decade.(a) Find a formula for a function f(t) that gives the amount of substance A, in milligrams, left... more
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03/18/24

Math Half life equations
The half-life of Palladium-100 is 4 days. After 12 days a sample of Palladium-100 has been reduced to a mass of 4 mg. What was the initial mass (in mg) of the sample? What is the mass 6 weeks after... more
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03/17/24

If tan 𝛼 = − 20 21 and cot 𝛽 = 35 12 for a second-quadrant angle 𝛼 and a third-quadrant angle 𝛽, find the following. (a)    sin(𝛼 + 𝛽) (b)    cos(𝛼 + 𝛽)
(a)    sin(𝛼 + 𝛽)(b)    cos(𝛼 + 𝛽) 
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03/17/24

Integrate the function below. Show All Steps
Integrate the function below. Show All Steps. If possible attach a video going through the problem
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03/17/24

Help Solving it
The following table represents undergraduate students at a local university. One student is chosen at random. Give your answer as a decimal out to at least 4... more
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03/17/24

Evaluate the Integral. Show All Steps
Evaluate the Integral. Show All Steps. If possible attach a video going through the problem.
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03/17/24

Find the indicated z score. if everything below the z is .9251 with a mean 0 and standard deviation 1.
Find the indicated z score. if everything below the z is .9251 with a mean 0 and standard deviation 1.
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03/17/24

Evaluate the Integral. Show All Steps
Evaluate the Integral. Show All Steps. If possible attach a video going through the problem
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03/17/24

How do you find the the constant of proportionality

When Y=20, X=12 solve
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03/16/24

Finding critical points of a parent function
How do we know that the function y=x has critical points of (1,1) (-1,-1) and (0,0)?
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03/15/24

Help me pls this is really hard
Two cyclists are 7 miles apart when they begin biking away from each other in opposite directions. The speed of the first cyclist is 12 miles per hour. The speed of the second cyclist is b miles... more
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03/15/24

A bakery uses 65.6 kilograms of flour each hour. How many kilograms of flour will the bakery use in 14 hours?
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03/15/24

A bakery uses 65.6 kilograms of flour each hour. How many kilograms of flour will the bakery use in 14 hours?
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03/15/24

Find the value c in [-1,2] that satisfies the Mean Value Theorem.
Consider the function f(x)= x3+ x on [-1,2]. Find the value c in [-1,2] that satisfies the Mean Value Theorem.
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03/15/24

Find all solutions on the interval [ 0 , 2 π ) . Give exact answers.

 12cos^2(x)+sin(x)−6=0Separate multiple solutions with a comma. If there are no solutions please enter, "no solution" exactly.
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03/15/24

Find all solutions on the interval [ 0 , 2 π ) . Give exact answers.

 12cos^2(x)+sin(x)−6=0Separate multiple solutions with a comma. If there are no solutions please enter, "no solution" exactly.
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03/15/24

If f(x) = 3x - 11, find f(-4). Can someone help me with this problem please?
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03/15/24

Evaluate the double integral integral ∫∫ y dxdy. The plane region is (x-1)^2+(y-1)^2 <=8.
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03/14/24

What kind of clause cannot stand on its own to form a sentence?
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03/14/24

Question 6 options: If x and y vary inversely and x is 25 when y is 29, determine y when x is equal to 145.
help me
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03/14/24

arithmetic reasoning

a jeweler had on sale on rings marked"Two for the Price of one."If the jeweler normally sells the ring for $50.00 and they cost him $20.00 each, his profit on the sale of two rings is
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