Find the inverse of AB if A-¹ = and B-1 = 42 01 1 1 B 12]. [88] 0-2 (AB)-¹ = =

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A: Reduction in work  = 98.5% Number of man-days = 8

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Q: Find Sn for the following geometric sequences described. a1=4, an=256, r=4

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Q: Expand the following ratio of polynomials using Partial Fraction Expansion. (c) F(s) = s²+2s+3…

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Q: Use interval notation to represent all values of x satisfying the given conditions. y = 3x - 4 + 1…

A: To represent all values of x satisfying the given conditions using interval notation, we need to…

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Q: 2. Solve the differential equation (x-2) + dy dx 3(x-1) (x+1) y = 1. Given y=5 whenever x=-1

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Q: By using gauss elimination, solve the followin system linear equations: 2x₁ + x₂ + x3 = 11 x2 7 4X₁…

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Q: Solve: (t¹ — 3t³+ t² - 6t − 2) ÷ (t² + 2) - 12t³t+5 Ot²5t+3 Ot² - 3t-1 Ot² +5t-4

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Q: 10. Find two numbers in a given ratio such that the difference of their squares is to the sum of the…

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Q: 6) 49k2 - 121m2

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Q: Suppose there are c chairs and t tables in a classroom and there are 16 more chairs than tables.…

A: The equation that relating c and t

Q: Use interval notation to represent all values of x satisfying the given conditions. y=1-(x+8)+2x and…

A: Given that , and is atleast .

Q: is it gonna be less, greater than or equal to

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Q: Consider the function graphed at right. The function has a Select an answer of The function is…

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A: Given that we need to find the value of function in Decreasing interval and constant function

Q: 1.21. Let m € Z. (a) Suppose that m is odd. What integer between 1 and m - 1 equals 2-¹ mod m? (b)…

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Q: Solve: (x² + 6x³ + 6x²) ÷ (x + 5)

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Q: Kirsten was asked to simplify the following problem: (2x² − 6x + 3) − (3x² + 4x − 1) Her work is as…

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Q: Identify the end behavior of the given logarithmic function. -10 -5 0 -10- As x → -∞, f(x) → 9 As x…

A: A graph of a logarithm function is given.We have to find the end behavior of the graph.

Q: Let B=[0000]. Find a non-zero 2×2 matrix A such that A^2=B. A= ? Hint: Let �=[����] and then set…

A: The given matrix is; B=[0 0      0 0 ]A2=BFind the matrix A.

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Q: 2.3 Simply. (a) 6 a +3 + a-2 6-9-9² (b) a ²-4a+4 92 -1 ± 9²-29 9²-9 2.4 Solve for x in the following…

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Q: 8(b) A company is famous for making chocolate "Timmy Toad' lollies. Let z be the quantity produced…

A: Given the cost function is  , the revenue function  .Profit function is    To optimize the profit,…

Q: The functions f(x) and g(x) are graphed below. -5 -4 -3 -2 5- 4 3 Determine -1 1 ST -2 B -4 7 4 -5+…

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Q: Find the least common multiple of these two expressions. 387 12x y¹ and 8u x°y'

A: We need to find the least common multiple of these two expressions.12x^6y^4 and 8u^3x^8y^7

Q: The function a has domain x2 2 and range y ≤-1. Complete this sentence: The domain of a-¹ is…

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Q: Use subintervals of equal length to find the area of the following region. Below y=x²+2x+5, above…

A: We have to find the area of the following region. Below y=x2 + 2x + 5, above y = 0, from x = -1 to x…

Q: Compute each matrix sum or product if it is defined. If an expression is undefined, explain why. 3 0…

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Q: Convert to the unit shown. 2.43 mi/hr = m/min 2.43 mi/hr = m/min (Simplify your answer. Round to the…

A: 2.43mi/hr into m/min.

Q: The value of a car in dollars, t years after it was purchased is given by the function V(t) =…

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Q: The graph of y=f(x) is shown below. 1 Draw the graph of y= =—=f(x). -8 -6 -4 -2 15 4 6 8 X

A: The function for the given graph is the absolute value function (since the axis of symmetry for the…

Q: The table below shows the average temperature in a particular city for the months of March through…

A: Month xyMarch 364April 461May556June 651July 749August 850September 952October 1056

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Q: Calculate the net price of goods listing for $9,900 less a trade discount rate of 2.375% to the…

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Q: Suppose the monthly cost for the manufacture of golf balls is C(x)=4800 +0.49x dollars, where x is…

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Q: Given the parent function f(x) = 2*, how would the function g(x) = 4 · 2x−3 compare to f(x)? g(x) is…

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Q: 1. If A and B are real square matrices, show that a) b) c) (A+AT) is symmetric, (A -AT) is…

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Q: √50 +2√18 +√32

A: We have to simplify the given equation.

Q: The cost of a jacket is marked down by 30% on a certain website for Black Friday.  At checkout, the…

A: we can solve this problem using method;Let us take the original price of the jacket is 100 unitthen…

Q: Use interval notations to represent all values of x satisfying the given conditions. y=|3x-4|+1 and…

A: To represent all values of x satisfying the given conditions, we need to consider two cases: when y…

Q: Consider matrices Т A = 3 3. Find all 2 x 2 matrices C = W form a linear system for the entries of A…

A: Here , the matrix is given , Now we need to find all matrices such that

Q: f(x) = x² + x - 12 g(x) = x - 3

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Q: -2 4+Y 2 -8. -4 -6 2 4 Type in comple -X 6 The y- quad W X-COOL

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Q: If f(x) = x¹ + 6, g(x) = x - 7 and h(x)=√x, then f(g(h(x)))=

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