Question

rationalize the numerator in √r + √2 / 5

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Algebra

Applications of Mathematics

Related Algebra Q&A

Find answers to questions asked by students like you.

Q: To watch a varsity basketball game, spectators must buy a ticket at the door. The cost of an adult t...

A: To calculate the total amount of money collected, we have to find the amount of money collected for ...

Q: 5. By graph: By slope formula: ア (a) slope rise (b) slope X,ーX JA run B( Rise = A( , ン」= Run ソ,= Slo...

A: a) Given points are A(1,2) and B(4,2) The slope is given by slope=riserun Here, rise is (2-2)=0 and ...

Q: Show that if A is a lower triangular matrix, then AT is upper triangular.

A: For a given lower triangular matrix A, to prove AT is an upper triangular matrix.

Q: Find the value of m that gives 2x2-3x+m=0  one real solution must show all work

A: Given data: The given quadratic equation is 2x2-3x+m=0. The standard expression for the quadratic eq...

Q: Find an equation of the circle that has center (-5, -1) and passes through the origin.

A: We know that, any general circle centered at (a,b) and with radius r has equation given as x-a2+y-b2...

Q: It's a magic number trick where I have to write an algebraic expression for each step of the trick u...

A: Click to see the answer

Q: I made $924 selling boxes of candy. If I sold 84 boxes of candy, then how much did I sell one box of...

A: Solution:- Given Total money made for selling boxes of candy=$924 And the boxes of candy sold=84 box...

Q: 5.

A: Click to see the answer

Q: What is the equation of a line that passes through the point (3,-1) and is parallel to the line y=3x...

A: we will find the equation of line.

Q: a real valued function in [a, b] such that f(x) is different in A. (a, b) B. [a,b C. (a,b] D. [a, b)

A: In Rolle's theorem, if f is real-valued in [a,b] then, f is differentiable in,  (a,b)   The correct ...

Q: Find a formula for the general term a, of the sequence assuming the pattern of the first few terms c...

A: Click to see the answer

Q: 35 Given the geometric sequence: 35, 35 17' 289 Find an explicit formula for a,, where the first ter...

A: Click to see the answer

Q: Let A be an n × n matrix. Prove that if Ax = 0 for all n × 1 matrices x, then A = O .

A: we have been given that Ax = 0 for all n × 1 matrix x and  A be an n × n matrix.

Q: 3(x+1)²-48=0

A: Given equation: 3(x+1)²-48=0 Simplify the above equation: 3(x+1)2-48=03x2+2x+1-48=03x2+6x+3-48...

Q: Which expression is equivalent to 4 (5z-3)? AO92-3 B. 8z c.O 20z-12 D. 8z+1

A: To find  An expression that is equivalent to 4(5x-3).

Q: How do I identify if this is conditional,identity, or inconsistent?

A: given-4x-7+5x+1=3x+1solving this equation5x+1=3x+1+4x+75x+1=7x+8

Q: Find the sales price if the original price was 10.50 and the markdown is 10%

A: Click to see the answer

Q: What is the minimum average cost if total cost is TC = Q - 12Q2 + 640 ?

A: The given total cost  TC = Q3 - 12Q2 +640  

Q: Function q is represented by the equation g(x) = x + 4 - 5. On the coordinate plane below, graph fun...

A:  Given : (1)   Graphing the function q(x)=x2+4x-5:  

Q: Find the radius and the diameter to the nearest hundredth when C = 8 π  yd. Use 3.14 for  π .

A: Click to see the answer

Q: A magic goose that lays golden eggs follows a particular laying pattern. The first day of the week, ...

A: Click to see the answer

Q: Let 2 A : 3 and B = -3 Show that AB # BA.

A: Given, A=1232,  B=2-1-34

Q: The table shows the heights y (in centimeters) of a plant after x weeks. Use the table to complete t...

A: givenwe have co-ordinates (0,10) and (6,13) to find equation of line.equation of line when co-ordina...

Q: 3,4,5

A: As per our guidelines we are suppose to solve only first question. Kindly repost the other questions...

Q: Let A be an m x n matrix with rank m and B be ann x p matrix with rank n. Determine the rank of AB. ...

A: to find the rank of AB.

Q: For the sequence an = an –1 + an – 2 and a1 = 3, a2 = 4, - its first term is its second term is its ...

A: Given sequence is an=an-1+an-2 and a1=3 , a2=4

Q: Need help

A: Given that Lawrence wants to sell the car after 24 months. So, x=24 The given depreciation model is ...

Q: Pls help

A: Click to see the answer

Q: 1. Find the first 3 iterates of the function f (x)= x-4 when xo =-11. O -11, -15, -19 O -7, -3, 1 O ...

A: We have to find the first 3  iteration 

Q: Exercise 1. Write the following numbers in exponential form:   10, 000, 000 = _________________ 100,...

A: Click to see the answer

Q: Write the following linear system in matrix form:−2x1 + 3x2 = 5 x1 − 5x2 = 4

A: Matrix: -2x1+3x2=5.......(1)      x1-5x2=4.......(2)We will write in matrix form as below:

Q: Express Ac as a linear combination of the columns of A.

A: Given A=2-34-1235-1-2   C=214  

Q: A group of retailers will buy 92 televisions from a wholesaler if the price is $400 and 132 if the p...

A: Given,for demand P1=400,Q1=92,P2=350,Q2=132 For supply, P1=350,Q1=56,P2=440,Q2=136

Q: Compute the trace (see Exercise 43) of each of the fol- lowing matrices: 3 1 0 (а) [: ] (b) 2 4 4 2 ...

A: (a) Consider the given matrix as A=1023

Q: 1. A triangle and its exterior angle are shown in the figure below. 120° 155° Which of the following...

A: from the figure angle b and 155° are linear pair, thereforeb+155=180b=180-155b=25°

Q: Are the ratios 1:2 and 18:16 equivalent?

A: The given ratio are  1:2  and 8 :16

Q: Which expression reveals the zeros of the function defined by -x + 7x - 12?

A: We have to find expression reveals the zeros of the function defined by  - x2 + 7x - 12  = - x2 + 3x...

Q: Prove that every symmetric upper (or lower) triangular matrix is diagonal.

A: Solution: Consider the given statement " Every symmetric upper (lower) triangular matrix is diagonal...

Q: Write an equation describing Serena's investment plan. Write an equation describing Venus's investme...

A: Equation describing Serena's investment plan is,  According to given,  Initial investment=$2,600 Inc...

Q: Archie plotted the points on the graph below to show how the amount he owes for tuition decreases as...

A: Click to see the answer

Q: Express the lengths presented in meters using powers with the base of 10  10 micro meters =   4 kilo...

A: Our Aim is to express the lengths presented in meters using power with base of 10.(a) 10 micro meter...

Q: What is the least possible degree of the polynomial graphed above?

A: Click to see the answer

Q: Determine values of x and y so that v · w = 0 and v · u =

A: There are vector representation given as, v=x1y , w=x-20  and u=0-9y. To find the value of  x  and y...

Q: Pls help

A: Click to see the answer

Q: Hangtime" is the time you are suspended in the air during a jump. Your hang time in t seconds is giv...

A: Hangtime" is the time you are suspended in the air during a jump. Your hang time in t seconds is giv...

Q: Quotient Remainder Actual Estimate

A: Click to see the answer

Q: for questions 85 and 89 rationalize the denominator. for question 93 rationalize the numerator

A: Dear student as per our rule in one session we can only solve one question. Please post the other qu...

Q: Please help

A: Click to see the answer

Q: Show that if x1 and x2 are solutions to the linear system Ax = b, then x1 − x2 is a solution to the ...

A:     We need to show that x1-x2 is a solution to the associated homogeneous system Ax=0 If x1 and x2 ...

Q: Solve for the system: y = x² – 2x +2 and 1 = 2x – y

A: Given that y=x^2-2x+2 1=2x-y