Find all values of z such that cosz = 4.

Q: Find the value of z if A (Z z) = 0.2502 and z is positive.

A: We need to find the value of z if AZ<-z+AZ>z=0.2502 and z is positive. We can rewrite the…

Q: GH is what of the following

A: Answer and explanation is given below..

Q: Example 7 Evaluate F-nds by using Gauss' Theorem given that F= x³i+y³j+12zk and o is the closed…

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Q: H=40cm 3 A in --->

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Q: Evaluate [sin³ a x cos x dx. + C

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Q: I found the two values of t, but I’m not sure what to do from there

A: We are given equation for G(t)We can find derivative

Q: Find the particular solution of the given ODE. ( y − √x² + y²) dx − xdy = 0 when r = √3, y = 1 - -

A: This is homogeneous ordinary first order nonlinear differential equation

Q: Let a be a constant, Evaluate[ (a* + x² + a) sin(3z") + 15z*)dzr.

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Q: Find the value of t within a) 60% confidence level and n 17 %3D b) 75% confidence level and n = 8 c)…

A: We have given that,  (a) 60% confidence interval and n= 17 (b) 75% confidence interval and n = 8 (c)…

Q: Find all values of ? between 0 and 2? such that csc(?) = 2.

A: Consider the given equation: Here the objective is to find the solution of the given equation…

Q: Find the principal value of cot−1(1+2j).

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Q: Find all values of x so that u · u = 50, where

A: Given u·u=x34.

Q: The claim is that smokers have a mean cotinine level greater than the level of 2.84 ng/mL found for…

A: According to the given information in this question we need to find the p value and interpret the…

Q: Find the z-values of cos i = e²

A: Given

Q: Find all the values of In(4 – 4j). What is its principal value?

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Q: You are visiting your friend Fabio's house. You find that, as a joke, he filled his swimming pool…

A: Let the thickness of thin layer of water = and distance of  layer to be moved (8-x)

Q: 4. Evaluate tan (4.3 – j1.1).

A: Given that, evaluate tan (4.3 - j1.1).

Q: 115°

A: Here given as Use property of intersecting lines ∠s=∠k ......1∠k+115=180   ......(2)

Q: Q.No.3 Evaluate Sx cosec-xdx.

A: Explanation of the solution is given below....

Q: Find

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Q: Find the reciprocal of (1.5 + j2.5)

A: The given complex number is 1.5+j2.5 This can be rewritten as 1.5+2.5j The reciprocal of the given…

Q: Evaluate fe e-²²-3² dx, where a > 0.

A: Given integral as ∫0∞e-x2-a2x2dx where a>0

Q: Let P(A) = 0.4 "and " P(AU B) = 0.6. For what value of P(B) are A "and " B are independent?

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Q: f(x,y)=21 (x+y) x=1,2,3, ; y=1,2 other situations

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Q: Differentiate. y= tsint/1+t

A: Given y=tsinA1+tHere we find dydt

Q: An electrical firm manufactures light bulbs that have a lifetime that is approximately normally…

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Q: 7. Сучу+9 93)dx хоч до з 3 - и х 'dyto

A: Let's solve given differential equations.

Q: Why is t between 0 and pi?

A: ∫C2+x2yds, Where C is the upper half of the circle of the unit circle x2+y2=1