Two numbers sum to 43. Twice the first subtracted from the second is 7. Find the numbers.

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A: Topic:- algebra

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A: The function is given by fx = x25 To determine: The differentiability of the function at x=0.

Q: Thus: AU -0.8944T 0.4472T, AD AD - AD 0.3015F, 0.4286F 0.9045F 0.3015F AB AB AB - AL AC = 0 0.8571F…

A: I am attaching image so that you understand each and every step.

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A: A function is increasing when its graph shows goes up, decreasing when its shows downward and…

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A: We have to solve for x.

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A: Flying against the jetstream, a jet travels 2440miles in 4hours. Flying with the jetstream, the same…

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A: Solution: (a) Note that, $299 - $349

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Q: -1 Find an equation for f the inverse function. 1 Verify that your equation is correct by showing…

A: Topic:- function and it's inverse

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A: Finding the derivative of f(x)

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A: The given function is: fx=x2+4x+1   As we know the algebraic formula. a+b2=a2+2ab+b2

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Q: express each percent as a decimal number. 351⁄2%

A: Given data:- 351⁄2%

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A: Given dydt-2ty=1, y(0)=3 Compare the above with dydt+P(t)y=Q(t), we get P(t)=-2t, Q(t)=1…

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A: Given that a system of linear equations has 7 variables and 3 equations.

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A: On solving this we will get

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Q: Point 1 in the solution se+: (__) Mathematical Prost: 4x - 3y = 18 ( Point 2 not in the solution…

A: Given inequality:- 4x-3y≥18

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A: Recall: AB-1=B-1A-1

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Q: The length of a rectangle is 7 yd more than twice the width x. The area is 555 yd².

A: Area of a rectangle= length × width

Q: 4 x₁ +5x₂ +3 x3 = -27 2x₁ + 6x₂+2x3 = -15 2x₁ - x₂ + x3 = 12

A: The given system of linear equations, 4x1+5x2+3x3=-272x1+6x2+2x3=-152x1-x2+x3=12 We have to find…

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A: Let's solve.

Q: 2.) Make 2 observations about the Venn diagram. Ⓒ B

A: Venn Diagram generally states the relationship between the sets.

Q: A. Find the GCD of the following using Euclidean Algorithm. 1. (68,328) 2. (252,182) 3. (963,657) 4.…

A: To find out the gcd by euclidean Algorithm.

Q: 20. The Valley High School student council is planning a dance. The school has 135 students. The…

A: see below the answer and calculation Profit=Price of each ticket ×Number of ticket sold

Q: O YA -2 -3 Domain: Range:

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Q: The sum of three numbers is 64. If the second number is two times the first and the third is four…

A: let first number is x

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Q: if a function has a rate of change 3/7 and y=9 when x=7, write its equation

A: given data rate of change = dy/dx = 3/7 y = 9 x = 7 given we use function formula (y -y0 ) =…

Q: Find the average rate of change of g(x) = 2x + 3 between a Answer - -3 and x = 1. (Round to 3…

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Q: 2. Find slope-intercept form for the line perpendicular to 4x − 8y = 8 and passing through (4, 7).

A: we will find the required.

Q: A technician is able to tune up 3 oil burner systems in 7 hours. How many oilburner systems can the…

A: Given data:- The number of oil burners system one technician can tune up = 3 The number of hours = 7