sarapereira17 sarapereira17

10-08-2017
Mathematics

contestada

Give that (x+2) us a factor is 2x^2+kx-10, which of the following is the value of k?

A- -3
B- 3
C- 1
D- -1

Respuesta :

Аноним Аноним

10-08-2017

2 * -10 = -20
so the factors taken are 2 and -5

k = -5 + 2*2 = - 1

Its D

Answer Link

Otras preguntas

what happened during Christopher Columbus's voyage in 1492?

Which event was a result of the Battle of Midway? A. The United States won its first Pacific battle. B. Japan surrenderesting to the Americans, C. The Japanese

Use the slope and the given point to determine a second point that is on the line. m = 4 through (1, 3) m = 1/5 through (7, -2)

Where is Earth’s home in the universe?

12+24/(10-4)*(9-7)-17

Can someone please help me with this? Im having trouble understanding. 소무ㅏ ㅛㅐㅕ

Use the picture below to find x and the measure of the angle. (In picture)

What other answers are there!?!?

Help with a problem!!!

Exercise Write the correct article in each sentence I met ……….girl in the store. (a / and / the) She has ………. son and ……… daughter. (a / an / the) There is ………

good job