10/12/21

Brief Calculus.

The population of a small town has shown a linear decline in the years from 2000 to 2020. In the year 2000 the population was 32,000 people. In the year 2010 the population was 27600 people.a)... more
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10/12/21

Verify that the equation is an identity. Show that ln|cosa|- ln|cota|= ln|sina|. Please show all steps.

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10/12/21

State the amplitude, period, phase shift, and vertical shift of f(x) = −2 sin( x+1 /4 ) − 3
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10/11/21

Statistics Probability Distribution

The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 46 ounces and a standard deviation of 10 ounces.Use the Empirical Rule,... more
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10/11/21

Pre Calculus Please Explain

What is the coefficient of the leading term of the polynomial function of minimal degree that has the partial solution set below?
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10/11/21

The measure of the supplement of an angle is 36 more than 2 times the measure of the complement of the angle. Find the measure of the complement
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10/10/21

Calculate the molarity of 30.1 g of MgS in 913 mL of solution. molarity: M
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10/08/21

AMDM Question (Mathematics)

In the playing card deck below what is the chance of pulling 4 face cards without replacing the cards in between pulls? Answer in decimal form rounded to the 6th digit after the decimal
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10/07/21

If two objects each have a mass of 200kg and exert a gravitational force between them of 4.2 x 10^-6N, what is the distance between them?
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10/07/21

what is the expression
it is cube root of 27h^2s^-7 over cube root of h^3s^6(^3√27h^2s^-7)/(^3√h^3s^6)where r, the exponent of h, is:and t, the exponent of s, is:
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10/06/21

what expression is equivalent to 2 - x-1/x+2
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10/06/21

K is between J and L
K is between J and L, JL=107,KJ= 2x+4 and KL=3x+3. Solve for x
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10/06/21

K is between J and L
K is between J and L, JL=107,KJ= 2x+4 and KL=3x+3. Solve for x
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10/05/21

the product of a number and four
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10/05/21

If a tank holds 5500 gallons of water, which drains from the bottom of the tank in 50 minutes, then Toricelli's Law gives the volume V of water remaining in the tank after t minutes as
If a tank holds 5500 gallons of water, which drains from the bottom of the tank in 50 minutes, then Toricelli's Law gives the volume V of water remaining in the tank after t minutes as v =... more
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10/04/21

Factor out the greatest common factor (GCF) by using the upside down division bar.
x5+12x4+11x3
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10/04/21

Evaluate the limit Calculus
((4+8(4^x)) / ((9-2(4^x)) as x approaches infinity
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10/04/21

PreCalc questions
Find the polynomial function f with real coefficients that has the given degree, zeros, and solution point. Degree:3, zeroes: -7, 1+sq. root of 3i, Solution points f(-2)=60
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10/01/21

In a box there are 8 red, 7 blue, and 6 white marbles. If 3 marbles are selected at random and the colors are noted, find the probability that all are red given that all are the same color.
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10/01/21

Example of an even function that's one-to-one ,(f is a function from R to R).

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10/01/21

Physics (Vectors)
Find the resultant of three components, 60 km north, 100 km west, and 20 km east.
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09/29/21

An angles measure is 6 degrees less than 2 times the measure of its supplement. Find the measure of the angle and its supplement.
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09/29/21

Given a balance chemical equation,N2+3H2⟶2NH3 If a reaction mixture contains 2 moles of N2 and 7 moles of H2, what is the limiting reactant and what is the mass(g)remaining of the reactant in excess?

Given a balance chemical equation,      N2(g) + 3 H2(g)  2 NH3(g)If a reaction mixture contains 2 moles of N2(g) and 7 moles of H2(g), which reactant is the limiting reactant, and what is the mass... more
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09/29/21

Logarithm Question
If  log3(𝑥)=4,  log3(𝑦)=−1, and  log3(𝑧)=5 ,what is log3[(xy)2/z3]? Your answer should be an integer.
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09/29/21

Precalculus questions with steps and explanations please
Determine the domain and range for the inverse of f(x)=(1/3x)-1 The function f(x)=(x+8)^2-1 is not one to one. Identify a restricted domain that makes the function one to one and find the... more
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