11/02/21

A ladder is leaning against a building so that the distance from the ground to the top of the ladder is 3 feet less than the length of the ladder. Find the length of the ladder if the distance from... more

10/29/21

Simplify the expression. Assume that all variables are positive.

^3 square root 5x over 3y^4(use integers or fractions for any numbers in the expression. Use positive exponents only. Type an exact answer, using radicals as needed)I wish I knew how to write it... more

04/22/21

Rationalize the denominator and simplify.

Here’s the link to a picture of the problem: https://drive.google.com/file/d/16l_HTEPI6yPjqjF48PA2l7uGa9_jRZN4/view?usp=drivesdk Thank you!

02/06/20

Solving Rationals Exponent

3y^-5/4 y^-1 2y^-1/3

11/08/19

Rationalize the denominator (√2+√5)/(√3-√7).

Rationalize the denominator (√2+√5)/(√3-√7).I got this as the answer, - (√2+√5)(√3+√7)/(4). Is this correct or do I have to multiply it using the foil method and get this? -(√6+√14+√15+√35))/(4).... more

11/07/19

Consider y = −√x. Is y a function of x? Why or why not? Is it true that |y| is always less than x? Show that it is or give a counter example.

Consider y = −√x. Is y a function of x? Why or why not? Is it true that |y| is always less than x? Show that it is or give a counter example.

09/30/19

Help me simplify these radical expressions

2√-4 + √ -9and √ -36 ⋅ √-81

05/23/19

√(-3) × √(-3) = -3 why not 3

√(-3) × √(-3) = -3or√(-3) × √(-3) = √(-3×-3)=√9=3

03/16/19

Why is mercury a "fancy proton"?

I remember that one of my old organic chemistry profs referred to mercury as being a "fancy proton". I think it was in the context of oxymercuration reduction. What might have been his rationale... more

03/13/19

03/09/19

Divide the complex numbers. Write the answer in the form a + bi.

Divide the complex numbers. Write the answer in the form a + bi.           A.    B.    C.    D.

09/11/18

How do you write a surd as an exponential with a different base? How do you get from √128 to 2^(7/2)?

Hello!  The question in my textbook asks me to find m when √128 = 2^m   I used an app to solve the question and writing “√128 as an exponential with a base of 2“ was one of the steps Please... more

08/14/18

How many seconds

08/14/18

The skid marks from a car involved in an accident measured 61 feet. To the nearest tenth, what was the speed of the car before the brakes were applied?

To the nearest tenth

06/14/18

A baseball diamond is in the shape of a square. The distance from home plate to first base is 27.6 m. What is the distance from home plate to 2nd base?

I looked in the answer key and it said it was 39.03m and I am really confused.

06/03/18

Can you explain to me, in the simplest terms possible, how to solve 3√8 - √18 + 3√72 - √75?

Explain this to me how you'd explain it to a five-year-old who isn't quite a prodigy but isn't completely mentally deficient, either. It'd be greatly appreciated.

05/14/18

√5q3 * √10q2

05/12/18

What is the solution x^2y√xy^5

x2y√xy5   A.)x2√xy7 B.)√x5y7 C.)x4y6√xyD.)x2y3√xy

05/09/18

3√-27   A.) 9 B.)-3 C.)5 D.)±3

05/07/18

Find the square root of √96x2y?

√96x2y   A.)4xy√6 B.)4x2√6y C.)4xy2√6 D.)4x√6y

05/03/18

System Of equations read the description

y = √x + 7 + 2 y = √ 3 - x Note x + 7 is under the square root symbol Note 3 - x is under the square root symbol  PLEASE HELP

05/03/18

systems of equations

y = x + 8 y = - 12/x Need help with this problem. The solution of this system of equations

05/03/18

√3x + 1 - 3 = 7 How is this solved?

Note 3x + 1 are the only numbers inside the square root I don't understand i really need the help

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