3 years ago

Solve using distributive property. (3x2-2x+7)(x2+2x) Thank you!

Mathematics

2 answers:

geniusboy [140]3 years ago

6 0

Answer:

$3x^4+4x^3+3x^2+14x$

Step-by-step explanation:

$(3x^2-2x+7)(x^2+2x)$

$3x^4+6x^3-2x^3-4x^2+7x^2+14x$

$=3x^4+4x^3+3x^2+14x$

ss7ja [257]3 years ago

5 0

Answer:

3x^4+4x^3-3x^2+14x

Step-by-step explanation:

(3x^2-2x+7)(x^2+2x)

= 3x^2(x^2+2x)-2x(x^2+2x)+7(x^2+2x)

= 3x^4+4x^3-3x^2+14x

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