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For the polynomial function ​f(x) answer the following
For the polynomial function ​f(x) answer the following questions. ​(a) List each real zero and its multiplicity. ​(b) Determine whether the graph crosses or touches the​ x-axis at each​ x-intercept. ​… read more
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Find the exact value of each expression if defined;
Find the exact value of each expression if defined; otherwise, input undefined.two problems… read more
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Find cos ( u /2 ) if csc u = 14.541 and u is in Quadrant
Find cos ( u /2 ) if csc u = 14.541 and u is in Quadrant -I(assume that 0 < u < 2 pi). cos (u/2) = Your answer should be accurate to 4 decimal places.… read more
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Use the power-reducing identities to rewrite the expression
Use the power-reducing identities to rewrite the expression that does not contain trigonometric functions of power greater than 1. sin x (2 cos2 x - 1) Find the exact value of the product. cos 135° co… read more
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2.Solve the problem. From a distance of x feet to a 120-meter-high
2.Solve the problem. From a distance of x feet to a 120-meter-high radio tower, the angle of elevation is ? degrees. Then x=120over tan 0 Use a reciprocal identity to rewrite this formula 3.Solve the … read more
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1.Use the even- odd identities of the trigonometric functions
1.Use the even- odd identities of the trigonometric functions to find the exact value of the given expression. Cos (-60degree) Type an exact answer, using radicals as needed. Type an integar or a simp… read more
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scott,Each person contributing should probably just post a ...
scott,Each person contributing should probably just post a solution to one problem, unless perhaps they have a question on another and would like to show a few of their steps. As always, try to show t… read more
Scott
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if sec @ 13/5,with 3pi/2 @ 2pi, find (i) tan @, (ii) ...
if sec @=13/5,with 3pi/2<@<2pi, find (i) tan @, (ii) sin (@-pi/6). (B.) find the exact value of cos(7pi/12). (i) show that (sinx-cosx)^2+sin2x=1 for all x. (ii) find all values of x in the inter… read more
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does any body have the answers to trig and analytic ...
does any body have the answers to trig and analytic geometry answers. exam #s 6232a,b,c,d,e,and 6561a,b… read more
Dolly
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Consider the graph of y tan x.How does it show that the
Consider the graph of y = tan x. How does it show that the tangent of 90 degrees is undefined?… read more
Peter
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fine the exact value of csc 9n/4, tan 13n/4, sin 405 ...
fine the exact value of: csc 9n/4, tan 13n/4, sin 405 degrees, and sec 22n/3; where n = pie. How do I do these? Just with a calculator?… read more
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I need the anwsers to some of my Penn Foster Exams please.
I need the anwsers to some of my Penn Foster Exams please. Plane Trigonometry part 1, part 2, part 3, part 4, part 5, and please show the work, analytical geometry part 1 and part 2. This question is … read more
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1. The point P on the unit circle that corresponds to a ...
1. The point P on the unit circle that corresponds to a real number t is: (a). [5/7, -2 square root over 6/7], Find csc (t) (b). [-square root over 7/4, -3/4], Find cot (t) 2. What is the range of sin… read more
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From a parking lot you want to walk to a house on the ...
From a parking lot you want to walk to a house on the ocean. The house is located 2920 feet down a paved path that parallels the beach, which is 730 ft wide. Along the path you can walk 320 ft/min, bu… read more
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7find the exact value of cos TT (pi)/3+tan 5TT(pi)/3 do not ...
7find the exact value of cos TT (pi)/3+tan 5TT(pi)/3 do not use a calculator 8.find the exact value of cot0 (there is a line through the middle of the circle ) when sin0 (also a line through the middl… read more
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11. A twenty- five foot ladder just reaches the top of a ...
11. A twenty- five foot ladder just reaches the top of a house and forms an angle of 39.5 degrees with the wall of the house. How tall is the house? Round your answer to the nearest 0.1 foot. 12. use … read more
Scott
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17. Two hikers on opposite sides of a canyon each stand ...
17. Two hikers on opposite sides of a canyon each stand precisely 425 meters above the canyon floor. They each sight a landmark on the canyon floor on a line directly between them. The angles of depre… read more
Scott
Master's Degree
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Find the exact value of the six trigonometric functions ...
Find the exact value of the six trigonometric functions pie/4 radians. leave answers in radical form. 1. sin pie/4 = 2. cos pie / 4= 3. tan pie /4 = 4. csc pie/4= 5. sec pie /4= 6. cot pie/4=… read more
mathsmart
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