When simplifying a rational expression in the form ( a − b ) / ( a + b ), it always equals - 1. Select one: True False

Q: 20. The least common multiple L of 42 and 54 is in the range: a. 300 500 c. not in the list d. L≤…

A: The given numbers are 42 and 54 we have to find the least common multiple.

Q: Find the general polynomial function of lowest possible degree with real number coefficients that…

A:

Q: whether

A: 9 € {1,3,5,7} Here,

Q: Calculate the distance between the points P = (-7, 6) and N=(-2, 2) in the coordinate plane. Give an…

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Q: A solid lies between planes perpendicular to the x-axis at x = 0 and x = 15. The cross-sections…

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Q: Question 9 Mark the following list of ordered pairs which represents relation but not a function. O…

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Q: Determine whether D is a linear transformation D: C (TR₁PR) → C (R. R) D(f) = dk df

A: Note that, the function T is called linear if T(x+y)=T(x)+T(y)&T(kx)=kT(x)

Q: Determine the effective annual yield for each investment. Then select the better investment 9.5%…

A: effective annula yield =1+rmm-1where  r is intrest rate  n=number of compund per year

Q: Sketch a graph of f(x): = 2 -x+1 3 if x 1

A:

Q: the system Solve equations Solutions system of and check algebraically. 3x -y = 14 x-2y = -7 (X,Y)=…

A: solution:-3x-y=14  .....(1)x-2y=7   .....(2)from equation no (1)3x-y=14 y=3x-14

Q: 5. Determine whether or not matrix. A shown below is orthogonal and justify your answer. 10 0 1 30…

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Q: 30 317 Las 565 13 - 1 ม

A: Given data:- 168125=?4565124=?

Q: For each ordered pair, determine whether it is a sol -7x+3y=1 9x-2y=8 (x, y) (-8, 1) (-4,-9) (2,5)…

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Q: The binary operation a*b = a + b-3ab is defined on Q. Select the correct statements. Select the…

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Q: Գ -1 - r] ]]

A: Given:      Matrix A=266276277  then  A-1=1A×AdjA          A=266276277…

Q: Can you please solve for 5A + 5B

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Q: Find a formula in terms of k for the entries of Ak, where A is the diagonalizable matrix below and…

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Q: The data can be modeled by the following system of linear equations. Equation 1 Equation 2 - 5x+ 20y…

A: We need to fill in the blanks.

Q: Consider the following vectors in M₂x2 (R): 1 (63) 01 (19) (10) Determine whether A E span (B₁, B2,…

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Q: Solve using the quadratic formula: 6x² + 11x - 35 0 Choose all correct solutions. 4 0 O-11-30√61 12…

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Q: Obtain the first and second derivative of the following real-valued functions 1. ƒ : R → R, such…

A: Solution :1.fx=23x3-2xfirst derivative ,f'xf'x=29x2-2Second derivative…

Q: Answer the folowing if it is: ALWAYS TRUE, SOMETIMES TRUE or NEVER TRUE. (a) If A is invertible and…

A: To answer whether the statements are true or false.

Q: Which factoring method should you use to factor the numerator of the first fraction in…

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Q: On June 2nd, 2013, Joseph invested $16,000 in a fund that was growing at 4% compounded quarterly. a.…

A: Please refer to the image below

Q: Find the quadratic function f(x) = ax² + bx+c for which f(1) = -19, f(-2)= -28, and f(2)= - 44. What…

A: The solution is given below

Q: What is 133% of 831

A: x% of  y means x100×y=xy100

Q: Problem 3 Identify all the expressions that are equivalent to All A are not B? (select all that…

A: given: we have to find all the expression that equivalent to A but not B

Q: 1. What is the second derivative of y = 5x^3+2x+1?

A: Given function, y=5x3+2x+1

Q: Find the hcf of 29 and 50

A: Given data:- Find the HCF of 29 and 50, HCF=Highest common factor

Q: 4. Simplify the following. If undefined, state so. eln20

A: As per policy only first three parts are answered. Please refer to the image below

Q: A lighted candle burns outr according to the equation y' (1) =ky (1) where y is the length (in…

A: A lighted candle burns out according to the equation y'(t)=ky(t), where y is the length of the…

Q: 4 Find (if possible) a. AB and b. BA, if A = [4 5 6 7 ] and B = J 5 6 a. Select the correct choice…

A: The given matrices are; A=4567 and B=3456

Q: Investor Matt has $659,000 to invest in a CD and a mutual fund. The CD yields 6.7% and the mutual…

A: Given:- The amount to be invested by the investor,=659000$ The given CD yields =6.7% The average…

Q: ƒ : R → R, such that f(x) = √√x. 2. f: R → R, such that f(x) = x³. you conclude if these functions…

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Q: QUESTION 22 22. Sort the following fractions in increasing order: 17 5 13 30' 8' 25

A: Topic - fractions

Q: Consider the following relation on set B = {1, b, {1}, {b}, {1, b}}: P = {(1, b), (b, {1, b)), ({1,…

A: Law of Trichotomy: On a set X, a binary relation R, satisfies exactly one of xRy, yRx or x=y. Where…

Q: (a) Two functions are given as follows: f(x)=3x+2 2 g(x)= x-1 (1) (ii) Determine the function…

A: Given problem:- 2. (a) Two functions are given as follows:            f(x) = 3x + 2           g(x)…

Q: (b) For the matrix A= (1) (ii) det (4) 3 27 16 [56] find:

A: Given :A=3216

Q: Below is the graph of y = log3x. Translate it to become the graph of y = log₂ (x-3)-2. -4 S + X Ś

A:

Q: Let L: R^3 → R^3 be a linear transformation such that T(1,0,0) = (0,2,0), T(0,1,0) = (0,0,-3), and…

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Q: Find the following matrices where A = a. A + B b. A-B - 1 9 0 - 4 11 - 14 8 - 4 1 c. - 5A O A. A+B=…

A: Note:As per our guidelines we are supposed to answer only 3 subparts if there are multiple subpart…

Q: Consider the following ((x) = 4x +3 X+4 a.) State the domain of the function. b.) Identify…

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Q: Order of Operations Solve in the correct order: 1. 8+4 -3 2. -7 x (-7) + 10 + 2² 49 + 10 + 4 = 63…

A: According to our company's guidelines I can only answer first three subparts of the question since…

Q: EXER 5.1: Given the observations (1,1), (2,3), (4,5), find the least squares estimates for m and b…

A: Given:          Equation of straight line is y=mx+b, where Slope is m and Intercept is b…

Q: Suppose that you are holding your toy submarine under the water. You release it and it begins to…

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Q: Let A be an nxn matrix. The linear system Ax = 4x has a unique solution if and only if is a…

A: solution

Q: 2. an = 5n - 3 (on)

A: Let's solve.

Q: What is the standard equation of the circle whose center is (-5,-4) and whose radius is 3?

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Q: Given f(x) and g(x), evaluate f[g(2)]. f(x)=x²-x and O 56 O 64 O 16 00 g(x) = 3x + 2

A: Given: fx=x2-x and gx=3x+2

Q: what number should replace the question mark 472     361     589 396     587     421 518     429…

A: Given data 472     361     589 396     587     421 518     429       ?