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Q a cos 7x- cos 9x The graph with the equation y= is shown sin 7x...
is shown cos 7x- cos 9x The graph with the equation y sin 7x + sin...
is shown cos 7x- cos 9x The graph with the equation y sin 7x + sin 9x in a [0,2xx] by [-2.2.1) viewing rectangle a. Describe the graph using another equation b. Verify that the two equations are equivalent D a. Write another equation of the given graph (Type an equation using x as the variable) b. To verify that the two equations are equal, start with the numerator of the right side and apply the appropriate sum-to product formula...
Verify that the equation is an identity. sin x cOS X secx + = sec?x-tan? CSC...
Verify that the equation is an identity. sin x cOS X secx + = sec?x-tan? CSC X Both sides of this identity look similarly complex. To verify the identity, start with the left side and simplify it. Then work with the right side and try to simplify it to the same result. Choose the correct transformations and transform the expression at each step COS X sin x secx CSC X The left-hand side is simplified enough now, so start working...
Verify that the equation is an identity. sin (x-y) tan x- tany sin (x+y) tanx +...
Verify that the equation is an identity. sin (x-y) tan x- tany sin (x+y) tanx + tany Which of the following statements verifies that the equation is an identity? O A A tan x-tany tanx+ tany sin?(x - y) V1- cos? (x-y) 11 - cos? (x + y) sin(x - y) sin (x+y) O B. sin (x-y) sin cosy - cos x siny sin x- cos y tan x-tany sin (x+y) sin x cos y + cos x siny sin...
what is cos2xcos7x+sin7xsin2x equvivalent to? cos 9x sin9x cos^2(9x)-sin^2(9x) cos5x show the work as well might...
what is cos2xcos7x+sin7xsin2x equvivalent to?
cos 9x
sin9x
cos^2(9x)-sin^2(9x)
cos5x
show the work as well
might nwed these formulas
2 sum & Difference Identities sin latb) sina cosb + cos a sinb. Sinca sina cos b-Cosa sinb cos lab) = cos a Casb- sing sinb COSLO-b = cosa cos b+ sino sinb tanla+batang tan b Power reducing Formulas 1 tang tanb sindo - 1-Cosao tanla-b) = tana - tank 1+ tangtanbo cos6= 1+ cosa e Double Angle Identites sin axo...
(1 point) A curve with polar equation r = 27 8 sin 0 + 49 cos...
(1 point) A curve with polar equation r = 27 8 sin 0 + 49 cos 0 represents a line. This line has a Cartesian equation of the form y = mx +b ,where m and b are constants. Give the formula for y in terms of x. For example, if the line had equation y = 2x + 3 then the answer would be 2 *x+3. Hint: multiply both sides by the denominator on the right hand side and...
Verify the following identity. sin? x + cos2x = cos? To transform the left side into...
Verify the following identity. sin? x + cos2x = cos? To transform the left side into the right side, should be changed to and the left side simplified. Enter your answer in the answer box. Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1 40 sin?x cos? 40 sin’x cos2x = 0 Enter your answer in the answer box. Express the given product as a sum...
Verify that the equation is an identity. sec x-cos x =sin x tan x To verify...
Verify that the equation is an identity. sec x-cos x =sin x tan x To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step. sec x-Cos x= -COS X = Use a common denominator to perform the subtraction = Separate the expression into two factors = sin x tan x
Empty Part only Let L[y]: y"" y'+4xy, yi (x): = sinx, y2(x): =x. Verify that L[y11(x)...
Empty Part only
Let L[y]: y"" y'+4xy, yi (x): = sinx, y2(x): =x. Verify that L[y11(x) 4xsinx and to the following differential equations. Ly2 (X)= 4x1. Then use the superposition principle (linearity) to find a solution (a) Lly] 8x sin x - 4x2-1 (b) Lly] 16x+4 -24x sin x y1(x)- cos x tlV]¢»= 4x° Substituting yi (x), y, '(x), and y"(x) into L[y] y""+y' +4xy yields Lfy1(x) 4xsinx. Now verify that +1. Calculate y2'(x) y2'(x) 1 Calculate y2"(x). У2"(х)%3D 0...
14. YA y = (cos x - 2)sin x . Refer to the graph of problem...
14. YA y = (cos x - 2)sin x . Refer to the graph of problem # 14 on page 421 of your book. The integrand to find the area of the region is (2-cosx)sinx. True False
Question 2 2 p The differential equation whose general solution is Y=C1 Cos( V7x)+C2 Sin (7x)...
Question 2 2 p The differential equation whose general solution is Y=C1 Cos( V7x)+C2 Sin (7x) O y +6y'=0 O y"- 7y=0 O y +7y=0 Activate W Go to Sets
is shown cos 7x- cos 9x The graph with the equation y sin 7x + sin 9x in a [0,2xx] by [-2.2.1) viewing rectangle a. Describe the graph using another equation b. Verify that the two equations are equivalent D a. Write another equation of the given graph (Type an equation using x as the variable) b. To verify that the two equations are equal, start with the numerator of the right side and apply the appropriate sum-to product formula...
Verify that the equation is an identity. sin x cOS X secx + = sec?x-tan? CSC X Both sides of this identity look similarly complex. To verify the identity, start with the left side and simplify it. Then work with the right side and try to simplify it to the same result. Choose the correct transformations and transform the expression at each step COS X sin x secx CSC X The left-hand side is simplified enough now, so start working...
Verify that the equation is an identity. sin (x-y) tan x- tany sin (x+y) tanx + tany Which of the following statements verifies that the equation is an identity? O A A tan x-tany tanx+ tany sin?(x - y) V1- cos? (x-y) 11 - cos? (x + y) sin(x - y) sin (x+y) O B. sin (x-y) sin cosy - cos x siny sin x- cos y tan x-tany sin (x+y) sin x cos y + cos x siny sin...
what is cos2xcos7x+sin7xsin2x equvivalent to?
cos 9x
sin9x
cos^2(9x)-sin^2(9x)
cos5x
show the work as well
might nwed these formulas
2 sum & Difference Identities sin latb) sina cosb + cos a sinb. Sinca sina cos b-Cosa sinb cos lab) = cos a Casb- sing sinb COSLO-b = cosa cos b+ sino sinb tanla+batang tan b Power reducing Formulas 1 tang tanb sindo - 1-Cosao tanla-b) = tana - tank 1+ tangtanbo cos6= 1+ cosa e Double Angle Identites sin axo...
(1 point) A curve with polar equation r = 27 8 sin 0 + 49 cos 0 represents a line. This line has a Cartesian equation of the form y = mx +b ,where m and b are constants. Give the formula for y in terms of x. For example, if the line had equation y = 2x + 3 then the answer would be 2 *x+3. Hint: multiply both sides by the denominator on the right hand side and...
Verify the following identity. sin? x + cos2x = cos? To transform the left side into the right side, should be changed to and the left side simplified. Enter your answer in the answer box. Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1 40 sin?x cos? 40 sin’x cos2x = 0 Enter your answer in the answer box. Express the given product as a sum...
Verify that the equation is an identity. sec x-cos x =sin x tan x To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step. sec x-Cos x= -COS X = Use a common denominator to perform the subtraction = Separate the expression into two factors = sin x tan x
Empty Part only
Let L[y]: y"" y'+4xy, yi (x): = sinx, y2(x): =x. Verify that L[y11(x) 4xsinx and to the following differential equations. Ly2 (X)= 4x1. Then use the superposition principle (linearity) to find a solution (a) Lly] 8x sin x - 4x2-1 (b) Lly] 16x+4 -24x sin x y1(x)- cos x tlV]¢»= 4x° Substituting yi (x), y, '(x), and y"(x) into L[y] y""+y' +4xy yields Lfy1(x) 4xsinx. Now verify that +1. Calculate y2'(x) y2'(x) 1 Calculate y2"(x). У2"(х)%3D 0...
14. YA y = (cos x - 2)sin x . Refer to the graph of problem # 14 on page 421 of your book. The integrand to find the area of the region is (2-cosx)sinx. True False
Question 2 2 p The differential equation whose general solution is Y=C1 Cos( V7x)+C2 Sin (7x) O y +6y'=0 O y"- 7y=0 O y +7y=0 Activate W Go to Sets
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