swayrobinson1049 swayrobinson1049

19-10-2017
Mathematics

contestada

The sum of a number and its reciprocal is 13/6. find the number

Respuesta :

tynollette tynollette

19-10-2017

suppose the number is x, its reciprocal is 1/x
x+1/x=13/6
(x^2+1)/x=13/6
6(x^2+1)=13x
6x^2-13x+6=0
(3x-2)(2x-3)=0
x=2/3 or x=3/2

Answer Link

Otras preguntas

Little Joey jumps into a pool on a cool fall morning. How can we describe the direction of energy transfer and temperature change between Joey and the water?

Due to inflation, prices increased by 45% and then dropped by 20%. By what percent did prices increase overall?

How many soviet soldiers died in the battle of stalingrad?

1. Consider the right triangle ABC given below. a. Find the length of side b to two decimal places. b. Find the length of side a to two decimal places i

The next step in the solution for which equation could use the distributive property? A. 4(t-6)=3t+9 B. 4•(t•6)=3t+9 C. 4t-6+3t=9 D. 4•t•1/4=3t+9

According to carnegie, what were the benefits of capitalism over socialism?

Although a foreign exchange transaction can involve any two currencies, most transactions involve pounds on one side. a. True b. False

what is the main job of the executive branch

A DNA sequence is shown. AAT - CCG - GTG Which sequence best shows the result of a substitution mutation in the DNA? AAT - CCG - GTG AAT - CCA - GTG ACA - TCC

What is Granny's motivation for selling food to the army without getting paid for her time?