lbortiz2k19 lbortiz2k19
  • 28-08-2020
  • Mathematics
contestada

If p - q = 4 and p² - q² = 24, what is the value of p + q?

Respuesta :

tahajunaidsyed tahajunaidsyed
  • 28-08-2020

Answer:

p=5, q=1

Step-by-step explanation:

5-1=4, 5^2-1^2=24

25-1=24

24=24

I just guessed and checked the solution for the answer

Answer Link
jimrgrant1 jimrgrant1
  • 28-08-2020

Answer:

p + q = 6

Step-by-step explanation:

p² - q² ← is a difference of squares and factors as

p² - q² = (p - q)(p + q) , then

p² - q² = 4(p + q) = 24 ( divide both sides by 4 )

p + q = 6

Answer Link

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