blueeyedlady blueeyedlady

03-12-2015
Mathematics

contestada

Which of the following expressions is not equivalent to:
4(3x2 + 6x)

A. 12x2 + 24x B. 2x(6x + 12) C. 6x(2x2 + 4x)

Respuesta :

VenusRetrograde VenusRetrograde

03-12-2015

Answer=C

4(3x^2+6x)
can be simplified to...
12x^2+24x

To find out which expression isn't equivalent, you have to simplify them...

a=12x^x+24x

b=2x(6x+12)
b=12x^2+24x

c=6x(2x^2+4x)
c=12x^3+24x

Answer Link

Otras preguntas

What caused the rise of military government in Japan?

A midwestern music competition awarded 35 ribbons. The number of blue ribbons awarded was 3 less than the number of white ribbons. the number of red ribbons was

How can i solve this f:d->R f(x)=x at power2/x-1

A boy can swim 75 feet in 12 seconds. What is his rate to the nearest mile per hour?

What caused the rise of military government in Japan?

Which cells undergo cell division? a. prokaryotic cells only b. eukaryotic cells only c. cancer cells only d. both prokaryotic and eukaryotic cells

how do you figure out what is 1/4 of 10.

When y = x^2, which of the following expressions is equivalent to –y ?

The sales tax rate is 8%. Estimate the tax on a jacket that costs $69.95.

What caused the rise of military government in Japan?