# Questions on Algebra: Square root, cubic root, N-th root answered by real tutors!

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 Algebra: Square root, cubic root, N-th root Solvers Lessons Answers archive Quiz In Depth

 Question 79936: What is the square root of 1 to the 1/5 power? Click here to see answer by vertciel(183)

 Question 80169: what is the square root of five plus the square root of seventy five plus the square root of twenty seven Click here to see answer by stanbon(57966)
 Question 80169: what is the square root of five plus the square root of seventy five plus the square root of twenty seven Click here to see answer by 572730(2)

 Question 80212: Find the half-life of a radioactive element that decays according to the rule: dA/dt=-0.014A where A is the amount in kg present after t years. Click here to see answer by stanbon(57966)

 Question 80440: Help me please... Perform operations as indicated square root -98 + square root -32 Thank You! Click here to see answer by ankor@dixie-net.com(15746)

 Question 80732: I'm not sure if this is the right section, however it is a sqrt question. Here's the problem. sqrt(2/3.69692*10^2) I'm not understanding how to compute a scientific notation in a sqrt question. Can you help me? Click here to see answer by stanbon(57966)

 Question 80739: 30: ^3√32x-3y4 or cube root of 32x ^-3 y ^4 Click here to see answer by vertciel(183)

 Question 80832: Solve the equation: the hypotunus is 13. b= x+7 and A=x Click here to see answer by checkley75(3666)

 Question 80770: Algebra Helpers: Can you help us to find "the square of 3 multiplied by the 6th root of X to the 5th power", and another where we need "the cube of 2 multiplied by the square root of ax to the 5th power". The ISBN is 65609004, chpt. 13. We thank you in advance, K. Smith Click here to see answer by mathdoc315(6)

 Question 80961: I need to know if I have simplified this square root to its lowest terms. The problem is: sqrt(20m^3b) and I simplified it as 2m(sqrt(5mb)). Click here to see answer by scott8148(6628)

 Question 81130: solve for f o g and g o f .............f(x)=5sqrt(2x+1) and g(x)=(1/2)x^5-(1/2) Click here to see answer by stanbon(57966)

 Question 81537: I am doing apythagorean theorem problem, here the problem a squared + b squared + c squared a= 8 b=15 c=? 8 squared + 15 squared = c squared 64 + 225 = c squared c squared = 64 + 225 c squared = 289 c = 17 my question is how can you subract the squared from 289 to 17 without the calculator, I know I cannot divded by 2 since it came out 144.5 . Is there a way for me to figured this out? Click here to see answer by rapaljer(4667)

 Question 81585: A machine in a soft drink bottling factory caps 3 bottle per second. How many bottles can it cap in 15 hours? A. 2.7 X 10 to the third power B. 1.6 x 10 to the fourth power C. 1.8 x 10 to the fourth power D. 1.6 x 10 to the fifth power Click here to see answer by tutorcecilia(2152)

 Question 81889: find both roots of each equation to the nearest tenth x^2=618 Click here to see answer by checkley75(3666)

 Question 82508: Find the distance between (–3, –2) and (1, 4) Thank you. Click here to see answer by checkley75(3666)

 Question 82615: A.(square root of x)-1=3 B.(square root of xcubed)=8 C.cubed(square root of xsquared)=4 Click here to see answer by chitra(359)

 Question 82617: 1.A right triangle is a triangle with one angle measuring 90°. In a right triangle, the lengths of the sides are related by the Pythagorean Theorem, where c is the length of the hypotenuse (the side opposite the 90° angle). Find the length of the hypotenuse when the other two sides’ measurements are 3 feet and 4 feet. 2.Suppose you travel north for 35 kilometers then travel east 65 kilometers. How far are you from your starting point? North and east can be considered the directions of the y- and x-axis respectively. Round to the tenth's place. Click here to see answer by neta(14)

 Question 83364: How do you simplify the square root of 81x to the fourth power? and the 3rd square root of 8g to the 6th power? Click here to see answer by stanbon(57966)

 Question 83356: 1/3 square root 27 + square root 8 + square root 300 - square root 18 - square root 162 Click here to see answer by uma(370)

 Question 83375: How do you multiply and simplify the square root of 9x to the second power times the square root of 9y to the 5 power??? Click here to see answer by rapaljer(4667)

 Question 83443: perform the indicated division. rationalize the denominator if necessary then simplify each radical expression 18+square root of 567 over 9 Click here to see answer by rapaljer(4667)

 Question 83446: find the ara of the rectangle top is square root of 3+square root of 5 right side is the same Click here to see answer by rapaljer(4667)

 Question 83352: 1/3 square root 27 + square root 8 + square root 300 - square root 18 - square root 162 Click here to see answer by checkley75(3666)

 Question 83442: multiply then simplify each radical expression square root of 7(2square root of 3+3square root of 7) Click here to see answer by rapaljer(4667)

 Question 83441: multiply then simplify each radical expression square root of 13 times square root of 5 Click here to see answer by rapaljer(4667)

 Question 83440: find the perimeter of the triangle the top side is 4 the left is square root of 5- square root of 3 and thr right side is square root of 5 plus square root of 3 Click here to see answer by rapaljer(4667)

 Question 83439: simplify by combining like terms square root of 63-2 square root of 28+5 square root of 7 Click here to see answer by rapaljer(4667)

 Question 83437: Use the properties for radicals simplify each of the following expressions square root of 5 over 3 Click here to see answer by rapaljer(4667)

 Question 83434: Use Propery 1 to simplify each of the following radical expressions. Assume that all variable represent positive real numbers square root of 72x ^3 Click here to see answer by rapaljer(4667)

 Question 83438: Use the properties for radicals simplify each of the following expressions square root of 12x^3 over 5 Click here to see answer by rapaljer(4667)

 Question 83435: Use Propery 2 to simplify each of the following radical expressions square root of 10 over 49 Click here to see answer by rapaljer(4667)

 Question 83494: I have a problem that state: Solve by completing the square: 6x=3X^2-2. I know that I need factor out the sides but what then? Click here to see answer by Earlsdon(6294)

 Question 83550: Simplify and ractionalize all denominators: 3b[SQRT(27a^5b)] + 2a[SQRT(3a^3b^3)] I really dont know where to start with this question, I would like to see all the steps and the answer so i can break it down and understand each step. Thank you in advance! Click here to see answer by stanbon(57966)
 Question 83550: Simplify and ractionalize all denominators: 3b[SQRT(27a^5b)] + 2a[SQRT(3a^3b^3)] I really dont know where to start with this question, I would like to see all the steps and the answer so i can break it down and understand each step. Thank you in advance! Click here to see answer by Edwin McCravy(8999)

 Question 83552: Simplify (rationalize all denominators) 3/[SQRT(5) - 2] I am pretty sure I need to multiply 3/[SQRT(5) - 2] by SQRT(5)+2 / SQRT (5) +2. Which I think would bring me to an answer of 3[SQRT(5)+6. I am not sure if i did everything right and am wonder if I came to the correct answer. Thank you. Click here to see answer by fongy(1)
 Question 83552: Simplify (rationalize all denominators) 3/[SQRT(5) - 2] I am pretty sure I need to multiply 3/[SQRT(5) - 2] by SQRT(5)+2 / SQRT (5) +2. Which I think would bring me to an answer of 3[SQRT(5)+6. I am not sure if i did everything right and am wonder if I came to the correct answer. Thank you. Click here to see answer by Edwin McCravy(8999)

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