rodriguezkaylee85 rodriguezkaylee85

02-10-2020
Mathematics

contestada

Simplify: −3x2+7x+2+x3−x2−9

A −3x2+7x−7

B x3−3x2+7x−7

C x3−4x2+7x−9

D x3−4x2+7x−7

Respuesta :

02-10-2020

Step-by-step explanation:

-3x² + 7x + 2 + x³ - x² -9

= x³ -3x² -x² + 7x +2 -9

= x³ -4x² + 7x -7

Answer Link

Otras preguntas

The angles in a triangle are represented by 5x, 8x, and 2x+9. What is the value of ? A.10.8 B.11.4 C.9.7 D.7.2

I BEG I NEED HELP 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

Which of the following is a major cause of injury

Due to bad planning, two of the local schools have their annual plays on the same weekend. While 457 people attend one, and 372 attend the other, only 104 peopl

The? half-life of a radioactive substance is 20 years. If you start with some amount of this? substance, what fraction will remain in 120 ?years

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. Please help ASAP!

A family went out to dinner and their bill was $113.If they want to leave a 19% tip, how much should they leave.

While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. This most clearly illustrates the functioning of differen

Julie goes to the sports store and spends $40.50 before tax. She buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. How much

What is the value of x?