125 Answered Questions for the topic Square Roots

03/28/19

how do i explain to my child how to solve l Squared = 1296 is the same as l=36

other than trial and error - how do you solve for l from that point?

03/02/19

If a terminating decimal is a perfect square, how about repeating decimals? Are they perfect squares or not and why?

We are learning about Square Roots and Perfect Squares, so we are also learning about how to identify or determine if rational numbers are perfect squares. (especially decimals)

02/19/19

The function f (x ) = x is translated 2 units left and 5 units up. If g(x ) represents the transformation of f (x ), what is the equation of g(x ) ?

The function f (x ) = x is translated 2 units left and 5 units up. If g(x ) represents the transformation of f (x ), what is the equation of g(x ) ?

10/16/18

How can a square root be a solution?

I am seriously sturggling right now. My professor asked for an exact number, the square root was involved in the answer.The question was: What is the (square root of) 28.The answer was: 2 times the... more

10/06/18

Is the square root of 13 a rational number or an irrational number ?

Is the square root of 13 a rational or irrational number ?

09/07/18

Square root math word problem

One leg of a right triangle measures √5 in. long and the triangle’s hypotenuse is 7 in long. Find the exact length of the other leg.

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. 

06/07/18

Given f(x) find:

Given f(x) = 1/x-2 and g(x) = sqrt(x+3):   1.) Find f(g(x)) and DO NOT rationalize the denominator:         2.) Find the domain of f(g(x)):    

05/16/18

Solve 3 x 2 − 3 √ (2 3 √ x+4 3 √ )=0 3x2−3(23x+43)=0 by completing the square

I don't know how to do it and would like an explanation of how to do it. 

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

05/03/18

(1 - √5)(2 - √5) Simplified

√ = square root symbol  also I am not entirley sure how to simplify this  could use the help

05/03/18

9√3 +2√3 Simplified

√ = square root symbol

03/25/18

Evaluate the expression 8-4y for y= 10. is the result a real number? ( the number is a square root)

I would like it to answer as quick as you can because  I'm really struggling with this and its due tomorrow and my teacher won't answer her phone.

03/11/18

How many whole numbers have a square root whose units digit is 4? I am completely lost. I never learned this in school

In this question the units digit is 4. What is a units digit and how do i find the answer to this problem? I want to know the process so I can solve these problems in the future.

03/09/18

When sqrt(0.005) is written as a decimal, what is the hundredth digit?

The answer is of course 7 but the thing is I am not allowed to use calculators to solve this. Can you show me the fast method?

03/02/18

find the square root

find the square root of -25

02/13/18

Inverse Functions: Quadratic, square root

Consider the function f(x)=x^2+6 for the domain [0, infinity)   Find f-1(x), where f-1 is the inverse of f.   Also, state the domain of f-1 in interval notation

01/29/18

Evaluate an infinite staircase of square roots of square roots plus square roots .

This is an expression involving a concatenation of overlapping square roots of square roots,   x =  √16¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯              ... more

01/22/18

Between what 2 integers does the side length fall?

The cube has a volume of 86 cubic centimeters.

11/16/17

How to convert 15.4 square yard to square meter? Rounding to nearest 3 decimals.

Please help! I need a breakdown of how to convert 15.4 square yard to square meter WITHOUT a converter, using a calculator is fine, but is there any number that can help me make these conversions... more

10/28/17

Let x=square root 6 + square root 7. What two consecutive integers does x lie between?

I really need help. I used a calculator and found that the answer is 5 and 6 but I don't know how to get there. I have no idea how to add square root 6 and 7. Pls, can you answer in words on how it... more
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