3. To find the width ofa river, a surveyor on one side of the river measures the angle to a tree on the opposite side of the river from two locations A and B, which are 25 feet apart (see diagram below). Approximate the width of the river, correct to the nearest foot. euy) page 3 50 60°

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A:

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A: Herw we have to find the differential equation.

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A: This is a problem of mathematical logic chapter. As per the definition of the proposition the senten...

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A: Our Aim is to find the following values of x which satisfy sin (x)=csc (x)on the domain of -2π, 2π.

Q: 2. x'dy+(2xy-y'dr = 0 Let the substitution y=2; y= vx, dy=vdx+ xdv

A: x2dy+2xy-y2dx=0

Q: dx 4. Evaluate the integral by trigonometric substitution: , Væ²-9

A: We can find the integral using trigonometric substitution as below

Q: Agree. Disagree 5. If lim f(x) # lim f(x), then lim f(x) does not exist. Justify:

A: Let's find. 

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A: The cost of producing bananas,dCdx=26x+45x

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A:

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A:

Q: Зx+2 2. Perform the indicated function evaluations for f (x) = 2x+3 a) f(-4) b) fE) c) o) f(-) e) f ...

A:

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Q: x*dy + (2.xy – y² }tx = 0 Let the substitution y=2; y=vx; dy=vdx+ xdv

A:

Q: Seax sinh ax dx ах

A: Given integral is  ∫eax·sinhax dx To evaluate the value of given integration, we will use the    sin...

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A: Follow the procedure given below.

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A: Given:

Q: attached picture please attached

A: Topic:- derivatives

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Q: R m 1 Uo 1 2Tr dr TR²

A: Follow the procedure given below and use simple integration principle.

Q: 4. (3 coshm +ecoshm sinhndm

A: Given that: ∫(3ecoshm+ecoshm)2.sinhm.dm

Q: 14.25 т/sec 16.25 m/sec

A:

Q: . (6xy² – xey + 2y)dy = y(e*y – 2y²)dx

A: Using method of exact differential equation.

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A:

Q: x^2y=4+Cy Eliminate Arbitrary Constant

A:

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Q: 1 (i) lim 3n2 – 4000 のlim(- 2n2 +10000 X00

A: Topic:- calculus

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A:

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A: Given that: y2dx-(xy+y2)dy=0

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A:

Q: Simplify to a single trig function with no denominator. csc- 0 cot? 0

A:

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A: The given differential equation is:y''+4y'+5y=8xsinx

Q: Expand the expression. If possible, write your answer without exponents. 4. X, - 5 log 5 3+x² x-5 lo...

A:

Q: ydx = x + Vy² – x² dy

A: Given that: ydx=x+y2-x2dy

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A: We need to find center of mass.

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A: topic - exponents and integration

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A: Given DE is y2dx+x2+3xy+4y2dy=0 and y0=1

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A:

Q: ()- 2y on [–10, 15]. Determine the absolute extrema of f (y) = sin

A: Here we have to find the absolute extrema.

Q: 3. The population P of a certain small town t years from now is predicted to beP(t) = 35000 + %3D 10...

A:

Q: 3. Solve the differential equation by variable separable method (1+ y") (3a² + 6) dy 9- dr 13 + 6r

A: dydx=91+y23x2+6x3+6x  

Q: determine the most general function M(x, y) or N(x, y) so that equation is exact.

A: We have to find M(x, y) Or N(x, y). 

Q: )ca) if vector as 6=2ナリーk Calculate axb and bxa. (b) Find The area of the paralletogrmais bounded by...

A: Area of parallelogram of the vectors a and b is a×b.

Q: Chq/ Evaluate & F.dr by Stoke's theorem, Where fay+x§-cx+z)£ qnd C is the bounday of tri angle with ...

A: Stoke's Theorem : ∮F→.dr→ = ∫∫ F→.n^ dS

Q: 1. y'dx- (xy + y² }dy = 0 Let the substitution y=2; y= vx; dy =vdx+ xdv %3=

A: Since you have posted multiple question in this question which are not interlinked so i have solved ...

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A:

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A: Given curve is y=(x-2)(x+1)(2x-1) area between curve and x axis is required to find.  

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A: Given that - There are currently 200 cases of Bangkok flu, and the number is growing by 20 new cases...

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A: here we have to find characteristic equation and solutions of given differential equation.