1645bella123 1645bella123

06-06-2018
Mathematics

contestada

Simplify the expression
(2k+3)(k-1)
Please explain

A. 2k^2+k-3
B. 2k^2+k+2
C. 2k^2-k-3
D. 2k^2-k+2

Respuesta :

Luv2Teach Luv2Teach

06-06-2018

You have to FOIL this out. Multiply 2k by k to get 2k^2, then multiply 2k by -1 to get -2k, then multiply 3 by k to get 3k, and finally multiply 3 by -1 to get -3. Combining like terms you will get A.

Answer Link

Otras preguntas

What is the average rate of change of the function g(x) = 3(2^x) - 6 over the interval [0,3]? Show all work.

Posso colocar tópicos em um artigo editorial?

In what ways is media responsible for promoting the public good?

4. Which of the following verbs is a stem-changing verb? (1 point) A-Pensar B- Bailar C-Escuchar

If you are uncomfortable talking to your partner about your personal limits A. It is a good sign because if you don't talk about sex, you won't do it. B. It i

Adjusting entries are journal entries made at the end of an accounting period for the purpose of: A. Updating liability and asset accounts to their proper balan

Which of the following is NOT a benefit of positive peer pressure? A. honest feedback from friends B. encouragement to try new things C. added stress and pressu

Two sides of a triangle have lengths 4 and 8. Which of the following can NOT be the length of the third side?

A 40 kg girl gets on her 10 kg wagon on level ground. She has two 5 kg bricks with her. She throws the bricks horizontally off the back of the wagon one at a ti

What types of acute and long-term healthcare services are available in your community? Are there gaps in the types of care services available to community resid