22h

#### Find the domain of the function

Find the domain of the function. (Enter your answer using interval notation.)
g(x) =
x
7x2 + 6x − 1

3d

#### Find the invariant point(s) algebraically between the given function and its reciprocal function.

y = 1/2x+7

3d

#### Find the limit, if it exists. lim x→−6 7x + 42 |x + 6|

Find the limit, if it exists.
lim x→−6 7x + 42
|x + 6|

4d

#### If two resistors with resistances R1 and R2 are connected in parallel, as in the figure below, then the total resistance R, measured in ohms (Ω), is given by 1/R = 1/R1 + 1/R2

if R1 and R2 are increasing at rates of 0.3 Ω/s and 0.2 Ω/s, respectively, how fast is R changing when R1 = 60 Ω and R2 = 120 Ω? (Round your answer to three decimal places.)

#### Given the equation y=4tan(7x−56)The period is:

Given the equation y=4tan(7x−56)The period is: The horizontal shift is:____ units to the _____

7d

#### white the equation

Write the equation of the circle centered at (5,−6) that passes through (−5,8).

#### My homework needs to be turned in 45 minutes. Please help me with question because I continue to get it wrong. Please help me as soon as possible

Determine whether f is an exponential function of x. If so, find the constant ratio. A.) f is not an exponential function.B.) f is an exponential function with a second difference of 5.C.) f is an...
more

#### If f(x) = 3x-8, what is f^-1(-4)

I was given the following Piecewise function:f(x) = 3x-18, x<0f(x) = x2-8, 0≤x<3f(x) = (x-2)3, x≥3And I was asked:What is f -1(-4)It was multiple choice. The given answers were:A: -20B: 3/4C:...
more

9d

#### A cubical block of ice with edges 20cm long starts to melt . The edges decrease at 2.5cm/hr. What is the rate of change of volume of the block two hours later?

Calculus 12 word problem im stuck on

10d

#### David has a 76% average on the four quizzes he has taken thus far in history class. He has one more quiz to take before final grades are computed, and the five quizzes will be weighted equally.

What is the minimum score that David needs on the fifth quiz in order to raise his average to 80%?A.100%B. 90%C. 96%D. 84%

#### please help me with this using POLYNOMIAL FUNCTIONS USING SUBSTITUTION RULE (with solution pleaseee)

∫ x √2x2-9 dx
∫ x3 (1+3x4)5dx

#### Please help me with my Algebra homework I need help as soon as possible please please

1.) Which points on the graph shown are within 5 units of the point (4, −3)? A.) P, Q, R B.) N, O, P C.) R, S, T D.) L, M, N2.) Identify an equation in standard form for an ellipse with its...
more

12d

#### Find the given derivative by finding the first few derivatives and observing the pattern that occurs.

(d^115) / (dx^115) ⋅ (sin(x))

14d

#### If the point (7, 6) lies on the graph of y = (x − 5)^2 + k, where k is some constant, which other point must also lie on the same graph?

The choices you can choose from are a. (−5, 6)b. (3, 6)c. (5, 6)d. (9, 6)

#### Derivatives of Natural Log Functions

What is h′(x) when h(x)=ln(2x^2+x+3)?

#### Practice question for a test. I have no idea how to do this, but I do have the answer

Hello!I am practicing for an upcoming test I have to take, and I have a practice test with practice problems and answers. The question I'm having trouble with is "A rectangular poster is three...
more

#### Rewrite cos(x−2π/3) i im lost this is fustrating

Rewrite cos(x−2π/3) in terms of sin(x) and cos(x)

16d

#### Find the coordinates of a point on a circle with radius

Find the coordinates of a point on a circle with radius 10 corresponding to an angle of 75∘(x,y) = (____,____)Round your answers to three decimal places.

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