1 answer

7. Given cos 20 = --and 180° <0 < 270°, find values of sino and cose.

Question:

7. Given cos 20 = --and 180° <0 < 270°, find values of sino and cose.
7. Given cos 20 = --and 180° <0 < 270°, find values of sino and cose.

Answers

solution: solutions Eiven that, Cos (201 e - 5 Then sind + - Cozzo I sino e 18t5 36 nowil Cos o os or Cosao ti oso = 40+ per

.

Similar Solved Questions

1 answer
View Go Tools Window Help Edit File Preview Unit 2 Exam Review PPT 1.(2).ppt (page 15...
View Go Tools Window Help Edit File Preview Unit 2 Exam Review PPT 1.(2).ppt (page 15 of 24) Q Search 14. Beta-1 drenergic blockers have which of the following effects: A. positive inotropic B. positive chronotropic C. negative inotropic D. negative chronotropic E.both c and d are correct Add an acc...
1 answer
Walk me through this a) Use the formula: k(x) to find the equation of the osculating circle for y In x at the point (1.0) 1+r732 The equation or the circle is: (x+(HS㎡+(y + (2/ b)Show that the os...
walk me through this a) Use the formula: k(x) to find the equation of the osculating circle for y In x at the point (1.0) 1+r732 The equation or the circle is: (x+(HS㎡+(y + (2/ b)Show that the osculating circle and the curve (y Inx) have the same first and decond derivative at the point (1...
1 answer
An investor invests 100 dollars in a stock. The return X (in dollars) after 10 years...
An investor invests 100 dollars in a stock. The return X (in dollars) after 10 years has MGF given by M(t) = exp(180t + 800(t^2)). (a) Find the mean, variance and standard deviation of the return. (b) Find the probability that the return is more than the initial investment. (c) Find the probability ...
1 answer
How do you solve the system #4x-7y=9# and #y=x-3# using substitution?
How do you solve the system #4x-7y=9# and #y=x-3# using substitution?...
1 answer
24 mL of 0.25M HCl is added to 8 mL of water, and then titrated with...
24 mL of 0.25M HCl is added to 8 mL of water, and then titrated with 5 mL of 0.30 M NaOH. What is the initial pH of the HCl and water solution?...
1 answer
Consider the following data: Which of the five iron species (FeO_4^2-, Fe_2O_3, Fe^3+, Fe^2+, Fe) is...
Consider the following data: Which of the five iron species (FeO_4^2-, Fe_2O_3, Fe^3+, Fe^2+, Fe) is the strongest oxidizer and which one should be the easiest to oxidize? The standard hydrogen electrode is connected with an inert electrode containing Fe^3+ ions in water as shown: Which of the elect...
1 answer
Wollogong Group Ltd. of New South Wales, Australia, acquired its factory building 10 years ago. For...
Wollogong Group Ltd. of New South Wales, Australia, acquired its factory building 10 years ago. For several years, the company has ented out a small annex attached to the rear of the building for $30,000 per year. The renter's lease will expire soon, and rather than renewing the lease, the compa...
1 answer
2. (15 points). A stainless steel rod 6.4 mm in diameter and 65 cm in length...
2. (15 points). A stainless steel rod 6.4 mm in diameter and 65 cm in length is initially at a uniform temperature of 50°C and is suddenly immersed in a liquid at 200°C with h = 120 W/m²K. (a) Compute the Biot number and comment on the applicability of a lumped capacitance analysis. (b)...
1 answer
Let the universal set be R, the set of all real numbers, and let A {xE...
Let the universal set be R, the set of all real numbers, and let A {xE R I -3 sxs 0, B {xER -1< x 2}, and C xE R | 5<xs 7}. Find each of the following: (a) AUB {xR-3 < x2} s -3orx > 과 xs. (b) AnB xR-12 {*E찌-1 <xs마 frER< -1 orx {*ER|x s -1 or*> 아 (c) A...
1 answer
How do you find the asymptotes for #y= cot (x/2)#?
How do you find the asymptotes for #y= cot (x/2)#?...
1 answer
Verizon LTE 9:40 PM @ 35% CH 15 Problems Adaptive Follo... KCH 15 Problems Adaptive Follow-Up...
Verizon LTE 9:40 PM @ 35% CH 15 Problems Adaptive Follo... KCH 15 Problems Adaptive Follow-Up Conceptual Question 15.8 Item 3> When in air, a waterproof speaker emits sound waves that have a frequency of 1000 Hz Part A When the speaker is lowered into water, does the frequency of the sound increa...
1 answer
PART II: Place your answers on the provided answer pages. Be sure to answer all parts...
PART II: Place your answers on the provided answer pages. Be sure to answer all parts C. Find the sample mean, median, mode, variance, range, coefficient of variation and sample standard deviation to the nearest tenth. variance standard deviation: coefficient of variation: mean: median: mode: range ...