The average of two numbers is 41.375 and their product is 1668 what are their numbers?

Question

02-02-2017
Mathematics

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The average of two numbers is 41.375 and their product is 1668 what are their numbers?

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wolf1728 wolf1728 · Answer 1 · 2017-02-02T12:05:46+01:00

wolf1728 wolf1728

02-02-2017

A) x * y = 1668
B) (x + y) / 2 = 41.375

B) 2x + 2y = 82.75
x = 1668/y

2 * (1668/y) + 2y = 82.75
Multiplying both sides by "y"
3336 + 2y^2 = 82.75y
2y^2 -82.75y + 3336 =0

Used an online quadratic equation calculator
x1 = 20.688 plus 35.214 i
x2 = 20.688 minus 35.214 i
I don't know if I did that correctly.

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rg229546 rg229546 · Answer 2 · 2021-11-22T20:42:42+01:00

rg229546 rg229546

22-11-2021

Answer:

A on edge

Step-by-step explanation:

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