blondebaby42911
Which of the following is one of the factors of 3x2 + 45x + 150?



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blondebaby42911
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how do i do this?

cwrw238
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first take 3 out
= 3(x^2 + 15x + 50)
= 3 (x+10)(x+5)

blondebaby42911
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5
All of the above
x – 10
x + 5

blondebaby42911
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so its x+5

Kdwndr
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x+5

Kdwndr
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3x2+45x+150=3(x+5)(x+10)
Answer = x + 5

cwrw238
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to factor whats in the brackets
you need 2 numbers whose product is 50 and whose sum is 15
 thasts 5 and 10

cwrw238
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yes correct option is x+5