Verify-the-identity-Show-your-work-cot-sec-csc-assignment-help-

/in /by

please do not copy from the internet and kindly type the answer please thank you

1.Verify the identity. Show your work.

cot θ ∙ sec θ csc θ

2.A gas company has the following rate schedule for natural gas usage in single-family residences:

Monthly service charge $8.80

Per therm service charge

1st 25 therms $0.6686/therm

Over 25 therms $0.85870/therm

What is the charge for using 25 therms in one month? Show your work.

What is the charge for using 45 therms in one month? Show your work.

Construct a function that gives the monthly charge C for x therms of gas.

3.Complete the following:

(a) Use the Leading Coefficient Test to determine the graph’s end behavior.

(b) Find the x-intercepts. State whether the graph crosses the x-axis or touches the x-axis and turns around at each intercept. Show your work.

(c) Find the y-intercept. Show your work.

f(x) x2(x + 2)

(a).

(b).

(c).

4.Verify the identity. Show your work.

(1 + tan2u)(1 – sin2u) 1

5.Verify the identity. Show your work.

cot2x + csc2x 2csc2x – 1

6.Verify the identity. Show your work.

1 + sec2xsin2x sec2x

7.Verify the identity. Show your work.

cos(α – β) – cos(α + β) 2 sin α sin β

8.Find the vertical asymptotes, if any, of the graph of the rational function. Show your work.

f(x) x-4/x(x-4)

9.The formula A 118e0.024t models the population of a particular city, in thousands, t years after 1998. When will the population of the city reach 140 thousand? Show your work.

10.Find the specified vector or scalar. Show your work.

u -4i + 1j and v 4i + 1j; Find .||u+v||.

11.Find the exact value of the trigonometric function. Do not use a calculator.
cot(-5Ï€/4)

12.Find the x-intercepts (if any) for the graph of the quadratic function.
6x2 + 12x + 5 0
Give your answers in exact form. Show your work.

13.Use the compound interest formulas A Pert and A P(1+r/n)^nt to solve.

Suppose that you have $11,000 to invest. Which investment yields the greater return over 10 years: 6.25% compounded continuously or 6.3% compounded semiannually? Show your work.

14.Find functions f and g so that h(x) (f ∘ g)(x).

h(x) (6x – 14)8

15.Begin by graphing the standard absolute value function f(x) | x |. Then use transformations of this graph to describe the graph the given function.

h(x) 2 | x | + 2

16.Find the reference angle for the given angle. Show your work.

-404°

 
Do you need a similar assignment done for you from scratch? We have qualified writers to help you. We assure you an A+ quality paper that is free from plagiarism. Order now for an Amazing Discount!
Use Discount Code "Newclient" for a 15% Discount!

NB: We do not resell papers. Upon ordering, we do an original paper exclusively for you.