raysparkles22oxptnc raysparkles22oxptnc

23-02-2022
Mathematics

contestada

Two numbers whose product is 40 and sum is -22

Respuesta :

zsm2800 zsm2800

23-02-2022

Answer:

-2, -20

Step-by-step explanation:

x * y = 40 (1)

x + y = -22 (2)

Multiply by x on (2):

x^2 + xy = -22x

x^2 + 40 = -22x

x^2 + 22x + 40 = 0

(x + 2)(x + 20) = 0

x = -2, -20 (answer)

Answer Link

Otras preguntas

An economic recession refers to __________.

convert this franction into a percentage 9/12?

is 450cm more or less or equal to 45m

2.15 Liters of helium gas at a pressure of 58 kPa and a temperature of 25 degrees celsius, what is the new volume at stp?

Solve each system of equations. 4x + 6y = 8 5x – 4y = 25

What is the purpose of living?

What was an important outcome of the Age of Reason in the seventeenth and eighteenth centuries? The power of the monarchy was limited for the first time. Many n

A strong economy depends on many investors speculating. many banks giving many people loans. most consumers buying on credit. most people’s confidence in the ec

2.15 Liters of helium gas at a pressure of 58 kPa and a temperature of 25 degrees celsius, what is the new volume at stp?

What was President Johnson's broad program of domestic policies called? New Frontier Great Society War on Poverty New Deal