There are 270 people at a meeting. They each give a Valentine's Day card to everyone else. How many cards were given? Combination; 18,157 O Combination; 52,690 O Permutation; 72,630 O 36,315

Q: Given that f(x) = ex − e−x/2 , find f−1(x)

A: On solving this we will get

Q: 5. cos() 7. 6. cos(3) 8. cos(2)

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Q: 6) In (+)

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Q: 2√72 + 3√24 - 5√32

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Q: Use a₁12 and d = 3 to find the term a5 in the arithmetic sequence starting at a₁ n common difference…

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Q: Use the Gram-Schmidt process to find an orthogonal basis for the column space of the matrix A = 1 1…

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Q: Assume the exchange rate from US dollars (USD) to Japanese Yen (JPY) is 1 USD = 106 JPY. If you…

A: Given example is example of direct proportion . 1USD=106JPY99USD=xThereforex=106×991x=10494 JPY…

Q: Let x and y be positive integers such that the prime factorization of x has exactly five 3's and the…

A: x = 35×k          k is an integery = 33×l           l is an integer

Q: A textbook company will ship a box of textbooks to college students. The weight of the box in pounds…

A:

Q: i 3 X 2 2 A = 1. 2 x -3 -3 -3 X (a) Compute the value of det(A). (Your answer should be a function…

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Q: MATH CHALLENGE 1. Below is a net of a cube. Which arrow is opposite the face of the cube? +

A: As per our guidelines we can help you in solving only first problem, rest of the problems you have…

Q: Worksheet 5 Determine the two integers between which the given square root lies. √60 √454 √188 √906

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Q: 5. n(n+1) Find the sum of the series using the summation formulas. 1 k = 57 Σ(4k² - 12k - 50) Show…

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Q: Which angles are coterminal with an angle of -464”? Select all that apply. A -284 B -104 C -824" D…

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Q: Find each missing exponent. 1.10² = 100 2.10² = 0.01 ? 3. (1) 4.2² = 1/1/2 5. ()² = 2 1 1,000

A: We have to find missing term .

Q: 10 In how many ways can one to put seven different colored balls into six identical boxes, if some…

A: Permutation and combinations

Q: Plot points between and beyond each​ x-intercept and vertical asymptote. Find the value of the…

A: Plot graph by finding asymptotes.

Q: An open box is to be made out of a 12-inch by 14-inch piece of cardboard by cutting out squares of…

A:

Q: A ball is thrown straight up from the top of a building 128 ft tall with an initial velocity of 48…

A: We know that a quadratic equation ax2+bx+c, here a<0 attains maximum of -D4aat x=-b2a, where D is…

Q: Find 3A-7 (A + B) and simplify. 22 -9 A= 1 B= 1 √5 8 3A-7(A + B) = + -1 2 4 1 32 4

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Q: Plot points between and beyond each​ x-intercept and vertical asymptote. Find the value of the…

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Q: If a manufacturer has these given total cost and total revenue functions. C(x) = 100x + 3000 and…

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Q: 2. What is the midline of the function graphed below? -1/2 0 m/2 3/2 2n Oy=-2 Oy=2 O y = Oy=0

A: Solve the following

Q: 15 64. x + 7 = x + 3 9 6 oldsw

A: Topic:- simplification

Q: Contents of the PU +Oracle SQL *Plus File Edit Search Options Help PUBID NAME CONTACT PHONE 1…

A: Use the correct command for the run

Q: Erik Allen repairs photocopy machines. According to his schedule, he needs to visit 5 different…

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Q: What inputs are defined for each expression in Exercises 9 to 16? 10. 3 x 1 one artibiy 12. 12. 2x +…

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Q: Evaluate the definite integral. NOTE: Enter the exact answer. 11 | ² || ² + 1²j||d² = dt = 0

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Q: Inversion is one step in processing raw sugar. Suppose that in this process, 20% of the available…

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Q: WORKSHEET 1: Simplify the following radical -√216 √81 √√-32 √729 √√53 0.001 0.065 √72 √√√8 √√√√√x18

A: We have to solve above all  question  As per bartleby  guideline we have to solve 1 question

Q: Use the elimination method to find all solutions of the system [x² + y² = 7 1x² - y² = 4 The four…

A: We have to find the solution

Q: Suppose that the functions s and t are defined for all real numbers x as follows. s(x)=x-4 t(x) =…

A: Just i have used the rule of addition , substraction and product of two functions and easily find…

Q: Plot points between and beyond each​ x-intercept and vertical asymptote. Find the value of the…

A: This question can be solved by the help of graphing calculator to plot the points between and beyond…

Q: A rectangle has its two lower corners on the x-axis and its two upper corners on the curve y = 4 -…

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Q: (x+y=z=2 A matrix form of the system 2x + 3z = 2 is X=Z=2 1 [1 1 20 3 = 0 2 1 0 1 0 -1 The above one…

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Q: Udent in Ms. Grinkov's class is either a junior or a senior. Ms. Grinkov has 32 students in her…

A: Here, given that the total number of students in the class is 32 out of which 23 are juniors. So,…

Q: Solve the system of equations . 5x - y = 5 5x ^ 2 - y = 5 (0, 5) and (0, - 5) (1, 0) and (0, - 5)…

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Q: 7√8d − 2√3d +5√/12d

A: Here we have 78d-23d+512d

Q: Choose the system of equations that matches the following graph: NO 1 2 3 4 5 6 7 8 9 10 11 86 7 95…

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Q: Plot points between and beyond each​ x-intercept and vertical asymptote. Find the value of the…

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Q: object is tossed vertically upward from ground level. Its height  s(t),  in feet, at time t seconds…

A: Given query is to find the when object return to the point from which it was thrown.

Q: verify (1-1) and that (1-1)(1)- a. Verify

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Q: Find the average rate of change for f(x)=x^2-3x-10 from x=4 to x=6.

A: Use average rate concept

Q: Solve the equation. Give an exact answer using the log function and an approximate solution to 4…

A: 25x=11ln(25x)=ln(11)5x×ln(2)=ln(11)5x=ln(11)ln(2)x=ln(11)ln(2)×5x=15ln(11)ln(2)

Q: Find the converse, inverse, and contraposition from the following implications! 8 1.If the sun does…

A: We have to find converse inverse and contraposition statement.

Q: How do I convert 0.12 into a fraction?

A: convert 0.12 into a fraction

Q: Suppose that the function f is defined on the Interval (-2, 2] as follows. -1 if -2<x≤-1 0 if -…

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Q: Your working document should include if it is a permutation or a combination and how you got the…

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Q: Solve the System. Give answer as (x, y, z). 4x+6y-z = - 20 8x6y-6z = -56 -16x6y + 3z = 76 (x, y, z)…

A: We have to find solution

Q: 5√3a7 +11√/27a7

A: Given,            53a7+1127a7