$MathMaster logo$

MathMaster

Home
general
simplify square root of 20

Question

Simplify square root of 20

162

likes

808 views

Answer to a math question Simplify square root of 20

$Expert avatar$

4.4

106 Answers

$\sqrt{ 4 \times 5 }$

$\sqrt{ {2}^{2} \times 5 }$

$\sqrt{ {2}^{2} }\sqrt{ 5 }$

$\begin{align*}&2\sqrt{ 5 } \\&\approx4.47214\end{align*}$

Frequently asked questions (FAQs)

Question: What is the limit as x approaches 2 of (3x^2 - 2x + 1)/(x - 2)?

+

Write a math question: "Convert π/3 radians to degrees."

+

Question: Factor the given expression: 3x² + 6x - 9. Apply the distributive property if necessary.

+

New questions in Mathematics

calculate the derivative by the limit definition: f(x) = 6x^3 + 2

*Question!!* *Victory saved 3,000 in first bank and 2,000 Naira in union bank PSC with interest rate of X% and Y% per annual respectively his total interest in one year is #640. If she has saved 2,000 naira with first bank and 3,000 naira in union bank for same period she would have made extra 20# as additional interest, then find the value of X and Y

how many arrangement can be made of 4 letters chosen from the 8 letters of the world ABBSOLUTE

Desarrolla (2x)(3y + 2x)5

A merchant can sell 20 electric shavers a day at a price of 25 each, but he can sell 30 if he sets a price of 20 for each electric shaver. Determine the demand equation, assuming it is linear. Consider (P= price, X= quantity demanded)

Solve the equation: sin(2x) = 0.35 Where 0° ≤ x ≤ 360°. Give your answers to 1 d.p.

Solve equations by equalization method X-8=-2y 2x+y=7

Sabendo+que+o+tri%C3%A2ngulo+ABC+%C3%A9+ret%C3%A2ngulo+e+que+um+de+seus+%C3%A2ngulos+mede+30+quanto+mede+o+terceiro+ tri%C3%A2ngulo

A hardware bill totals $857.63 with discounts of 5% and 3%. What is the net cost of the Material ?

In a 24 hours period, the average number of boats arriving at a port is 10. Assuming that boats arrive at a random rate that is the same for all subintervals of equal length (i.e. the probability of a boat arriving during a 1 hour period the same for every 1 hour period no matter what). Calculate the probability that more than 1 boat will arrive during a 1 hour period. (P(X>1) ) Give your answers to 4 decimal places and in a range between 0 and 1

Find the zero of the linear function 8x + 24 = 0

A post office has three categories of letters: 60% are from businesses, 30% are individual mail, and the remaining 10% are government mail. 5% of the letters from businesses have address errors, 10% of the individual mail has address errors, while 1% of the government mail has address errors. If we receive a letter with an address error, what is the probability that it is individual mail?"

The average weekly earnings in the leisure and hospitality industry group for a re‐ cent year was $273. A random sample of 40 workers showed weekly average ear‐ nings of $285 with the population standard deviation equal to 58. At the 0.05 level of significance can it be concluded that the mean differs from $273? Find a 95% con‐ fidence interval for the weekly earnings and show that it supports the results of the hypothesis test.

The slope of the tangent line to the curve f(x)=4tan x at the point (π/4,4)

draw the condensed formula fpr 3,3,4 triethylnonane