Solve the system of equations 3x-6y +z = 12 -x+y-z = -1 x-2y = 5 by using the inverse of the coefficient matrix.

Q: 14 Find the mode(s) for the given sample data. The speeds (in mi/h) of the cars passing a certain…

A: Mode of a given sample data is the element that is repeating the most.

Q: When a polynomial P(x) is divided by (x - 1), the quotient is x2 + 2x − 9 and the remainder is -7.…

A: Given Data: Quotient = x2+2x-9 Divisor =(x-1) Remainder =-7

Q: Gabe Amodeo, a nuclear physicist, needs 30 liters of a 60% acid solution. He currently has a 40%…

A:

Q: Identify the local maximum and minimum of the graph below. -5 -4 -3 -2 -1 4 3 2 -1 -2 -3 -4 -5 The…

A:

Q: Find the product and write the result in standard form (-7- 9i)(3+ i)

A: Given query is to find the the product of the complex numbers.

Q: Ms. Burke invested $23,000 in two accounts, one yielding 5% interest and the other yielding 11%. If…

A:

Q: Find the domain of the function. C. {X/X>1} B. all real number DEXIX # 03

A:

Q: How can you tell if a graph represents a proportional relationship?

A: To explain how a graph will represents a proportional relationship.

Q: Q4. B. Find the tangential vector (T), normal vector (N) and binomial vector (B) for the position…

A: The position vector is: R(t)=cosh(t) i-sinh(t) j+t k

Q: (d) If (-p)² = p², then (-7)² = 49

A: We have given  If -p2=p2 , then -72=49 Taking equation  -p2=p2 Put p=7 -72=72 -72=49 Aslo  p2=49…

Q: Suppose that you received an unexpected inheritance of $20,700. You have decided to invest the money…

A: Here we have to use the concept of linear equation

Q: Appropriate Domain for Real World Functions Sep 21, 3:42:23 PM Watch help video A company…

A:

Q: Find the radius of this circle. O 2√2 O 6√5 O√2 1.0 O 3√2 5 4 -8 -7 -6 -5 -4 -3 -2 -1 0 -3 2 1

A: Figure:-

Q: Represent the following sentence as an algebraic expression, where "a number" is the letter X. A…

A:

Q: For the equation y=x+6, (a) create a table with ordered pairs that are solutions of the equation,…

A: Solution of cubic equation is given below with graph

Q: Use a system of equations to solve the following problem An investor decides to invest some cash in…

A: Topic -Percentage and Linear equations We are given that Investor puts $800 more at 5% than in the…

Q: 3x +2y-z = 8 2x+22= -4 2z x+3y=4

A: 3x+2y-z=82x+2z=-4x+3y=4

Q: In the 2009-2010 school year in country A, there were 97,000 foreign students from country B. This…

A:

Q: A rectangular field has a perimeter of 560 yards. The length of the field is three times the width.…

A:

Q: Solve for r. Express your answer in simplest and exact form. V=5лr h for r> 0 r= Check Answer 0/6 9…

A:

Q: Objective [2.10] Situation: An online retail company tracked total number of purchases monthly. In…

A: It is given that   jan 2017    is  for  t=0

Q: Write the standard form of the equation and the general form of the equation of the circle of radius…

A: To be found : standard form of the equation and the general form of the equation of the circle of…

Q: Online Rey Formative_ Equations and Inequalities.pdf Unit 0: Equations and Inequalities Key…

A:

Q: 7:52 7 Done hundreds 6 of 6 10+ Spiral Review 6 Stacy has 9 books. Then she gets 4 more books. How…

A: Topic- Algebra We are given, number of books Stacy has=9 number of books more she gets=4

Q: If all of the money the U.S. government collected from taxpayers in 2014 was collected in $1 bills,…

A:

Q: 9. Determine whether these statements are true for A = {5, 99, B}, B = {23, 66, {12}, A, T} and C= =…

A:

Q: 24 4 3 2 -3 -D -7 Where A = -2 -4 Where A = 45 What is the domain of this function? (assume there…

A: Topic:- function

Q: MULTIPLE CHOICE 385 What is written in simplest form? Step 1: Multiply the numerators(9 x 8x5) and…

A:

Q: 7(7x+5)-7

A: Remember the operation 1×+1=1 We have -7(7x+5)-7=-7(7x5)-7 Also we know BODMAS where bracket…

Q: If U = (a, b, c, d, e, f, g, h}, A = {a, e), and B = (a, b, c, d), what is B - A? Review the…

A:

Q: An ice cream maker decided that ice cream with 8% butterfat is the best to sell. How many gallons of…

A:

Q: 2. Use the following information to write out the polynomial functions in factored form. Sketch a…

A: The degree of the polynomial is n = 3 Roots of the polynomial are: r1 = -2 and r2 = 1multiplicity,…

Q: Find f(g(x)) and g(f(x)) and determine whether the pair of functions f and g are inverses of each…

A:

Q: An invoice is dated October 17 with terms of 9/10, 7/20, 5/30, n/40. Find the three final discount…

A:

Q: find each unknown value. 3:5 = 7:?

A: Given expression:- 3:5=7:?

Q: Find the general solution of the system whose augmented matrix is given below. 0 1 O A. 1 - 4 2 -4…

A:

Q: T ÷ P 8 >>> Hon X O Elija x C Clev x ← → CO…

A: We will find the required.

Q: The sum of three decimal numbers is 5 . Exactly one of the numbers is less than 1 . Exactly one of…

A: There are several combinations are possible for such a given conditions

Q: Suppose that a biker bikes into the wind for 126 miles and it takes him 9 hours. After a long rest,…

A: The answer is given below:

Q: For the equation y = x² +5, (a) create a table with at least three ordered pairs that are solutions…

A:

Q: Fill in the blanks with >, <, or to create a 15.211-5.21 √25 |-61 12 2.81 2.

A:

Q: 1. Determine the value of {(ii) + (−i •j) + (k·k) + (k⋅i)}· (Ai + Bj + Cz). a. 1 b. 2A + 2B + 2C c.…

A: Let's determine value of given vector function.

Q: Find F(x-1) when F(x) = 4x² + 3x +5

A:

Q: jose and his friends ordered several turkeys. jose ate 3/8 of a turkey, jewel and kinsey ate 12/5,…

A: We need to find how much turkey was eaten.

Q: 3) Find F(-x) when f(x) =-3x2-2х+4 А. 3x2+2x-4 В.-3х2+2x+4 С.3x272x+4 D.-3x2 +2x

A:

Q: Let f(x) = 1 X 3 - Then (fog)(0) (fog)(x) = = = and g(x) = 3x + 5.

A:

Q: 3. y = 2x + 9x² + 7x - 6 Determine the first factor by utilizing the fact if substituting x = c, (c…

A:

Q: Solve for a. c = ab

A: Given: c=ab

Q: how to (w^1) get distributed back into (y+q^1)?

A:

Q: The numerator of a fraction is 2 less than the denominator. When you add 5 to the numerator and…

A: