It is important to have a random sample to prevent data manipulation. O True False

Q: 3. Factor the following trinomials using sum and product method. a) x2-2x-3 b) x2 + 11x + 24 c)x2-8x...

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Q: tnd if Zi=ñ Ccoro tisino] and %3D

A: z1=r1cosθ+isinθ and z2=r2cosϕ+isinϕ

Q: Solve the following quadratic equation by using the quadratic formula. If necessary, round to the ne...

A: Given equation is 2x2-6x-8=0We know the quadratic formula for ax2+bx+c=0 is -b±b2-4ac2a

Q: If the probability of drawing a red marble from the bag is ,what is the probability that a marble dr...

A:

Q: 1 Solve the following literal equations for the x . Match with the answer on the right. y = 3x + c A...

A: Explanation of the answer is as follows

Q: Here is a rule to make a list of numbers: Each number is 4 less than 3 times the previous number.  a...

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Q: Prove that if T: V --> W is a linear transformation between the vector space V and the vector space ...

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Q: (a) Does the parabola open upward or downward? 6- Oupward O downward 14. 0.. None (b) Find the coord...

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Q: 5. Determine whether the set of vectors are linearly de- pendent or independent. Explain results why...

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Q: A loan of $9000.00 was repaid together with interest of $3728.00. If interest was 9.4% compounded qu...

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Q: Find the value of the discriminant and determine the number of real number solutions of the quadrati...

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Q: 20. Find the y-intercept of the equation: x = 3y +8 А. -3/5 21. The equation of a line that intercep...

A: 20. The given equation: x=3y+821. The equation of a line has x-intercept at x=4 and y-intercept at y...

Q: 1. Find the area of the rectangle below. 6. 12

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Q: q1 Find the average rate of change of g(x)=−3x2+2g(x)=-3x2+2 on the interval [−10,1][-10,1]. q2 Fin...

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Q: (a) A ball is thrown upward from ground level with an initial velocity of 108 ft per sec. Its height...

A: The ball will hit the ground when h(t)=0  

Q: Steve has a square patio with sides of length 9 feet. He plans to enlarge it to a rectangular patio ...

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Q: 2x2 + 3x = 2O x(2x +3) = 20 x 0 or 2x+3 = 0 X0 or x =

A: To solve the equation.

Q: Jeffery Wei received a 6-year non-subsidized student loan of $31,000 at an annual interest rate of 5...

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Q: Directions: solue the initial – value problem du I at t t3u, ť + 3u, t> 0, u(2)= 4 %3D

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Q: Theathre prices are $95 for adults and $50 for students. One nig 103 people attended the performance...

A: Let x and y be the number of adults and students who attended the performance, respectively.

Q: 1. Use f(x) = x' - x' +x and g(x) = 2f(x+1)+3 to do the following:

A: Average Rate of change :The Average rate of change of function 'g' over the interval a≤x≤b is given ...

Q: 1. Solve the values of x using quadratic formula: 4x2 – 10x + 64 = 0 10x2 – 8x – 100 = 0 (i) (ii)

A: To solve the quadratic equation.   

Q: 2. 2x - 7x2 – 16= 0 a. Good guesses: b. # of positive roots: c. # of negative roots: d. # of imagina...

A:

Q: 8. How long is each side of a regular hexagon inscribed in a circle of radius 18 inches? A. 36 inche...

A: Hexagon in circle

Q: Write the following word problems as a numerical expressions, and calculate the solutions using frac...

A:

Q: Find the appropriate linear cost or revenue function. Fixed cost, $370; 10 items cost $2450 to produ...

A: Solution. Let's assume Linear cost function C(x)=aX+b  Given fixed cost b=$370  C(10)=$2450 Put in a...

Q: 4. The path of a softball struck by a bat is given by the function h(t) =-16t* +63t+4.1, where t rep...

A: a.The input variable of the function is t, and it represents time in seconds since the softballwas s...

Q: A polynomial P is given. P(x) = x3 - 6x2 + 13x (a) Find all zeros of P, real and complex. (Enter you...

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Q: In 2019, the population of Bali Province reached 4.3 million people. If the population growth of Bal...

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Q: A certain brand of coffee comes in two sizes. A 12.3-ounce package costs $2.74. A 30.6-ounce package...

A: Given query is to find that which package is preferable.

Q: Write the following word problems as a numerical expressions, and calculate the solutions using frac...

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Q: Rewrite the series as a sum (show all work) 8 3n + 4 n=2

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Q: -2w-6(-6x+w)+6x

A: To simplify the following expression.-2w-6-6x+w+6x  

Q: Solve using the quadratic formula: 4x + 5x - 1 = 0. Round your answer to the nearest hundredth. O 0....

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Q: Convert 298ten to base three

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Q: Determine if x = 1 and x = -2 are solutions to the following quadratic equation. Prove them to be so...

A: The given quadratic equation,     2x2-x-1=0

Q: first four terms of the recruisive sequnes . f(1)=3;f(n)=f(n-1)+1

A: f(1)=3 ,  f(n)=f(n-1)+1For n=2f(2)=f(1)+1       =3+1       =4⇒f(2)=4For n=3f(3)=f(2)+1       =4+1   ...

Q: Hômework! O Points: 0 of 1 %3D Save Determine whether the set is a basis for R. If the set is not a ...

A: Given set is linearly dependent because it contain zero vector so, it is not a basis for R3 .

Q: Write the following word problems as a numerical expressions, and calculate the solutions using frac...

A:

Q: the given equation 4y^3-2y^2+y-3=0 how many complex roots are there a. 1 b. 2 c. 0 d. 3 what is...

A: Given :4y3-2y2+y-3=0

Q: Approximate the logarithm using the properties of logarithms, given log, 2 0.3562, log, log, 5 = 0.8...

A: logb2≈0.3562, logb3≈0.5646 and logb5≈0.8271we have to find,  logb3

Q: For numbers 6 to 8, refer to the figure at the right. 6. Which are corresponding parts of the triang...

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Q: Given that x and y vary inversely and that y is 24 when x is 8, what is the value of x when y is 18?

A: Given query is to find the value of x when y is 18.

Q: The functions q and r are defined as follows. q (x) = 2x- 3 r (x) = -4x-3 Find the value of r (q (4)...

A: The given functions,qx=2x-3rx=-4x-3

Q: 4. Find the sum, if it exists, of the infinite geometric series related to the infinite geometric se...

A: solution:-an=120.2n-1sn=a(1-rn)1-rsum of infinite seriess∞=limn→∞a(1-rn)1-r

Q: Find the points on the line 3x – 4y – 1 = 0 which are at a distance of 5 units from the point (3, 2)...

A: Solving the problem by finding the points.

Q: A potato is launched vertically upward with an initial velocity of 121 ft/s from a potato gun at the...

A: s(t)=-64t2 +200 t+ 4v(t)=dsdt=-128t+200i)velocity after 0.5 s;v(0.5)=-128(0.5)+200v(0.5)=136  ftsii)...

Q: Khloe invested $160 in an account paying an interest rate of 5.7% compounded continuously. Assuming ...

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Q: The standard form of the following linear differential equation sec(x) y' + csc(x) y = 1 is: O y+cot...

A: Option A

Q: Jillian and Jacob are playing a game where they have to collect blue and yellow tokens. Blue and yel...

A: