1. Solving one of the equations below for x or y would be an appropriate first step when solving the system of equations using the addition method. (Hint: not the substitution method!!) - 6x + 4y = - 12 3x + 2y = 18 Select one: True False

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A: We Have to determine how many hours she worked

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Q: A certain radioactive isotope decays at a rate of 0.25% annually. Determine the half-life of this…

A: A certain radioactive decays at a rate of 0.25% annually .Determine the half life of this isotope ,…

Q: Write each of the following in simplest form using positive exponents in the final answer 5 c. (a-3)…

A: To write each of the following in simplest form using positive exponents in the final answer.

Q: Joe and Anne are solving the same geometrical problem. They have been asked to create an equation…

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Q: 1. How many liters in 5.3 gallons? 2. Nine inches equals how many centimeters? 3. How many…

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Q: Solve using only enumeration formulas (combinations, permutations...) How many 4 digit numbers…

A: Concept: Permutation: In permutation, things are chosen, and the order in which they are chosen is…

Q: Let A, B and C be n x n matrices. Then (2AT + BC)T 2A-CTBT O is equal to the above 2A + CTBT is…

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Q: 11. Sketch f(x) = log2 (x + 3). x-intercept y-intercept Sketch the graph

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Q: 30 12 Find the perimeter of the rectangle pictured above.

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Q: (-2-7i)(-1 - 6i) = (-2-7i)(-1 - 6i) =

A: Since it has a multiple parts of question and answered according to the guideline

Q: Two fire towers A and B are 18.5 miles apart.  The bearing from A to B is N65°E.  A fire that has a…

A: Given ,  Two fire towers A and B are 18.5 miles apart The bearing from A to B is N65°E A fire that…

Q: 3. Find a simplified expression for the area of the following 2x 2x+5

A: We have to find out area

Q: 15. A ribeye steak is cooked at 550°F and removed from the grill at 6:00 pm and placed in a room…

A: Given problem:- A ribeye steak is cooked at 550°F and removed from the grill at 6:00 pm and placed…

Q: We assume that in a village there are farmers, carpenters, and tailors, who provide the three…

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Q: Find a solution to dy da ry 3x + 2y + 6 If necessary, use k to denote an arbitrary constant. help…

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Q: Under what conditions on a, b, and c the system x + y + 2z = a −2x − z = b x + 3y + 5z = c (a)…

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Q: The number of bacteria in is increasing according exponential growth. 260 bacteria, s after after…

A: This question can be solved using the concept of law of exponential growth.

Q: 2. Jim is trying to evaluate the following question. He understands function notation but is…

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Q: State the restrictions for the expression O**a ²/2 O a *-1,0, 1/2 3 Oa+ - 11/1/2 Oa- 1²/2 ba(a + 1)…

A: Given problem:-

Q: Let g be a function from Z+ (the set of positive integers) to Q (the set of rational numbers)…

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Q: 4) Which of the following is a subspace of R^3? Justify your answer. i) W={(x,y,z)|x+y+z=0} ii)…

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Q: Consider the following relationship, where one quantity or event causes another quantity to change.…

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Q: Sketch the quadratic f(x) = (x-4)² - 5 main points from the parent function, appropriate manner.

A: Topic:- function

Q: Identify the degree, leading term, and leading coefficient of the polynomial 8x2−5x4+10x+13 .

A: This question can be solved using the concept of polynomials.

Q: Kiran and Elena play a card game. Every time they collect a pair of matching cards, they earn x…

A: To find .  Number of points they collect each time.

Q: Find all solutions, real or imaginary, using the method of your choice. Round solutions to three…

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Q: The function below has the form f(x) = b² + k. 5 4 3 2 + 54-3-2-1 4 -2 بنا 567 7 -8 1 2 3 4 57 +4 K…

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Q: 6. Let a = (1, 0, 3) and u = (2,-1,5). a.) Evaluate projau. b.) Find a vector that is orthogonal to…

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Q: x-2 is a 1-1 function. Find the inverse function. What is the domain x+3 9. Show that f(x) = and…

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Q: f(x) = x³ +6x² + 8x x + 2 21-x 1 − x − 2, x ≤ −1, x‡ −2 −1 1 1) Sketch the graph of f 2) Based on…

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Q: John was making a pie To make the crust he added into a bowl 2 1/4 cups of flour, 1 1/4 sticks of…

A: John was making a pie To make the crust he added into a bowl 214 cups of flour, 114 sticks of…

Q: 8. The period of a simple pendulum (that is the time required for a complete oscillation) varies…

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Q: Solve the linear programming problem. Maximize and minimize z = 3x + 4y Subject to 2x+y 2 10 x+2y 28…

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Q: find |A| = 4i ^= [3+41 −4+41] A=

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Q: QUESTION 1. Solve each of the following ODEs. If initial conditions are given, give the uniqu…

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Q: Matching Match each relation in questions 1-3 with one of the following models. م 1. WORDBANK A. -2…

A: Given graphs :-

Q: Lesson 10.2 Identifying Excluded Values of Rational Expressions Find all values of x that make the…

A: As per bartleby guidelines we only give first three question answers. Please repost for other parts.…

Q: Problem 1.7 Suppose that 2 x + 3 Find the following composite function and the domain of it. (a)…

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Q: -24x³ +42x² + 15x-24 -6x

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Q: 10. Sketch the exponential function: ƒ (x) = (²)* — 3 - x-intercept y-intercept

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Q: y= 4x + 19 X-2

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Q: S 2 x 5 x-x-2 dx

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Q: 2) Izach graduated from college as a carpenter. He was offered two possible compensation packages.…

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Q: The curve C is given parametrically by a = 1+ lnt, y=t² +2. Find the value of t where the the slope…

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Q: If you got your 60% discount and opened the card for an additional 20%, what is the actual %…

A: This question can be solved using the concept of percentages and discounts.

Q: It is known that the equation of the function y = f(x) is f(x) = 4x + 18. Algebraically determine…

A: Given;  f(x) =4x+18

Q: 2x²+7x³10x + 4 = 0

A: Solve the following equation.       2x4+7x3-10x+4=0

Q: Complete the following questions and submit them to the dropbox. 1. Find the minimum value of the…

A:

Q: Find all zeros of the polynomial. (Enter your answers as a comma-separated list. Enter all answers…

A: Let's find zero of given polynomial.