Please show all the work so I can understand Thank you!!! Simplify the following 1. cos(–3x)...
I am having trouble with this question, please show all work so I can understand. Thank you ! 1. Find the means, medians, and SDs of each of the two variables (X and Y) in the chart below. Make sure to show all of your work (15 points; 7.5 points each)
help please a, b, c Thank you 1. (09 pts.) Simplify the following into a single term. Use exact numbers. a. sin(-3x) cos(-x) - cos b. sin(5y) - sin(8y) c. 1- (sin z - cos z)2 s6 – 3x) sin(-x)
Please show work so i can understand it. Thank you! (1 point) A die s continuously rolled until the total sum of all rolls exceeds 175 What is the probability that at least 55 rolls are necessary? 0.1423
PLEASE explain why and show work so I can try to follow and understand!! Thank you!!
please show all your work and calculation so I can understand as well... Thank you! Traffic flow in a highway was 2000 veh/h and the average speed vehicles was 80 km/h. As a result of an accident the ro d is blocked. A queue develops with a density of 275 veh/km. Determ e the rate at which the queue grows in unit of vehicles per hour. (5 markah/marks)
can someone help me with 53 and 54. if you can, please show your work so I can understand Exer. 51-54: Refer to the graph of the equation on the specified interval. Find all values of x such that for the real number a, (a) y = a, (b) y > a, and (c) y <a. 51 y = sin x; [-277, 27]; a = 52 y = cos x; [0, 477]; a = 13/2 53 y = cos x;...
please answer ALL questions. thank you 1. Simplify: (5x + 3) - (4x + 1)(6 - x) (4 marks) Perform the indicated operation and simplify: -6V80 + 275- 8245 - 14 V108 2. (2√5 - 4√6) (3√3 + 8 √2) (8 marks) 3. Simplify, and state the restrictions on the variable x² - x-6x² - 2x+1 x2 - 4 x-1 8 9x +15x 3x + 5 (12 marks) Determine if the following expressions are equivalent. Justify your answer. 6x +...
Please help. Show work so I can understand how to do it Ten pairs of data yield r = 0.003 and the regression equation =2+3x Also, the mean = 5 What is the best predicted value of y for x = 2? 7.0 5.0 8.0 17.0
Can someone please help me solve these problems. Please show all work so I can understand how these problems are done. Thank you in advance! 2.95 V Question 27 How many Faradays are required to reduce 5g of aluminum (IIl) to aluminum metal? (1 point) 4Gce 0.31 F 0.56 F 1.48 F 3.84 F
please show all work and match the answer choices! thank you! 1 216 Cos 6x + <3 cos 6x dx A) 3x3 sin 6x + }x2 cos 6x - Box sin 6x- LE 2 o 1x3 cos 6x + 1x2 D. sin 6x + 2 co B) 4x3 sind sin 6x -x2 cos 6x + x sin 6x + 36 216 cos 6x + c 1 1 1 sin 6x - -X COS 6x - 36 sin 6x + 216...