24hallam 24hallam

15-05-2021
Mathematics

contestada

f(x)=3x2-15x-42 f(x)=5x2+50x+125
needs to be answered like this
f(x)=3(???)(???)
algebra

Respuesta :

17-05-2021

Answer:

3(−7)(+2)

5(+5)²

Step-by-step explanation:

f() = 3² - 15 - 42 = 3(−7)(+2)

f() = 5² + 50 + 125 = 5(+5)²

That is how you factor them. Hope this helps :)

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