Proficiency #10. [Contradiction/Cases] Let a and b be positive real numbers. Prove that a +b+ Va² + b².

Q: Prove the equation is true if the absolute value of r is less than 1.

A: To prove the below equation

Q: Solve =-25, where x is a real number. Simplify your answer as much as possible. If there is more…

A: The given equation is: x2=-25⇒x=±-25⇒x=±5i

Q: 0 . where a, b, and c are nonzero real numbers, find A-1. Given A =

A:

Q: Irrational numbers cannot be negative. Determine whether the statement is true or false. If the…

A: To determine whether Irrational numbers cannot be negative

Q: Fill in the blank/s : The length of a rectangle is 5 feet more than the width. If x represents the…

A:

Q: Explain how to get to the answers for parts A, B, and C.  (a) = 3 (b) does not exist (c) does not…

A: Let us first understand what does a- and a+ means where a is some real number a- means number is…

Q: acey is standing on top of one of the tallest buildings in her town. She stands at the edge of the…

A: Given Information: Acey is standing at the top of a building. She drops a basketball fro, the edge…

Q: SOLVE: Solve the equation for x. In the space provided, type the answer without any spaces between…

A:

Q: Final answer in interval notation

A: Answer and explanation is given below...

Q: fer to the sets A, B, C, and D. Determine the union or intersection as indicated. Express the answer…

A: the objective is to find the required value

Q: rectangle has a perimeter of 28 inches and a length of 8 inches.  What is the diagonal measurement…

A: First of all you will find the width of the rectangle by using the perimeter formula. And then you…

Q: Solve the inequality. Express the answer using interval notation. |2x + 1| ≥ 3

A: We have to solve the inequality and we have to express the answer using interval notation: 2x+1≥3 We…

Q: Showing an Equation Is Solvable 35. Assume that 1 < a < b and a/ x + x = 1/x - b . Show that…

A: Consider the following equation: ax+x=1x-b Multiply both sides of above equation by x;…

Q: Ex: Solve the insquality

A:

Q: 17. Translating to symbols. * 17. The statement: For any Real number x. its square is greater than…

A:

Q: MATH 119 WORKSHEET 2 Solve the following problems on a separate page. Justify your answers to earn…

A:

Q: Solve the inequality involving absolute value. Enter the exact answer in interval notation. To enter…

A:

Q: Take this test as you would take a test in class. When you are finished, check yourwork against the…

A: We have to 1. Place the appropriate inequality symbol (< or >) between the real numbers −10…

Q: LetS be the set of all real numbers except-1. Define on S by ab=a+b+ab. The solution of the equation…

A:

Q: Solve the inequality. Express the answer using interval notation.

A: Given: 1x+7>2 To Find: To solve the given inequality

Q: Assessment Progress Time Remaining Finish Assessment 01:07:32 32. Which two real numbers are…

A: x²-3x-28 = 0   x²-7x+4x-28=0

Q: Solving

A: The given point is,

Q: Set Builder form: I = { x|x is a real number that is a solution to the equation x2 = 25 } What is…

A: 'Roaster form' is defined as the listing of elements of the set , separated by commas , inside a set…

Q: Solve the inequality. Express the answer using interval notation. |x + 1| ≥ 1

A: We have to solve the inequality and we have to express the answer using interval notation: x+1≥1 We…

Q: Solve the inequality. Express the answer using interval notation. |x + 1 2 8

A: use the inequality rule

Q: Solue for what is asking (show complete solution). Your final answer must

A: Given,       5+j2j3

Q: Solve: 2|3x – 2| – 8 = -6 O {,1} O {1,3} O All Real Numbers O No solution

A: The given equation is:23x-2-8=-6We need to solve the above equation.

Q: Solve the inequality. Express the answer using interval notation.

A: x-23<2

Q: |1/3+i|  find absolute value

A:

Q: Solution is incomplete / needs more explanation.

A: Given that: m∠E=90°FE=5.8 cmDF=10.2 cm   Let, ∠DFE=θ.

Q: The vehicle's fuel efficiency is no less than 40 miles per gallon. Use f to represent the vehicle's…

A: Answer

Q: and q7 both full explanatio

A: Introduction: A function is an expression, rule, or law in mathematics that defines a relationship…

Q: Solve the inequality. Express the answer using interval notation. 7 |x + 2| + 5 > 4

A: We can solve the absolute value inequality  by adding , subtracting , multiplying and dividing with…

Q: -4 7 Express your answer in interval notation. 8. Solve I - 3 I + 5

A:

Q: Pls show the complete solution, thank you very

A:

Q: Solve all sub parts i just need true or false no explanation

A: (d) False (e) True

Q: Proof whether the equality is generally true

A: The equality is g∘f∘f-1∘g-1=f-1∘g-1∘g∘f We proceed as follows: Given: f:P→Q and g:Q→R are bijective.…

Q: sen a + sen B-5sen d-3sen B

A:

Q: sausage machine produces 159 sausages per hour. The machine operates 365 hours per month. How many…

A: Follow 2nd step.

Q: f(x) = 3 sec( x (0, 4п) 2

A: Consider the provided function, fx=3secx-π2,0,4π Describe the concavity. If f'x>0 then fx concave…

Q: Solve the inequality. Express the answer using interval notation.

A:

Q: The sonar of a Navy cruiser detects a submarine that is 2500 feet away. The point on the water…

A: Consider the given data. Draw a rough diagram of he given data as shown below. Here A be the…

Q: Solve | 3-x| 2 5. O A. The set of real numbers B. Ø OC. {x|x28 or xs-2} O D. (x|x> 8 or x<-2} O E.…

A:

Q: real and imaginary parts of the numbers below. 41/2 b) (-4)1/2 c) 11/3

A: it is known that -1=1

Q: Solve | x+ 5| > 5. A. {x|x20 or xs-10} B. {x|x>0 or x < -10} C. The set of real numbers D. Ø E.…

A: We have, x+5&gt;5 As we know that, a&gt;b⇒a&lt;-b or a&gt;b

Q: Solve the inequality. Express the answer using interval notation. |x + 6 s 0 O the point x = -6 O…

A:

Q: Please teach how to solve not just solve (concepts) | Prove that: a) b) if X-1 exists, then it is…

A: