ashley055 ashley055

03-09-2020
Mathematics

contestada

Which expression is a factor of 21x2 + 13x – 20?
A. 3x – 4
B. 7x - 5
C. 7x + 4
D. 3x + 5

Respuesta :

leamsizerreitug leamsizerreitug

03-09-2020

Answer: 7x-5

Step-by-step explanation:

Assuming the expression is 21^2 + 13x -20.

(7x-5)(3x+4)

Answer Link

n7umysfk3i n7umysfk3i

17-12-2020

Answer:c

Step-by-step explanation:

Answer Link

Otras preguntas

probability of independent events: decimal answers (probability and counting)

a cylinder tin,7cm high,is closed at one end.if its total surface area is 462cmsquare,calculate its radius

A 75-year-old male with long-standing hypertension and angina due to coronary heart disease presents with ankle edema, nocturia, increased shortness of breath w

Calculate the root mean square velocity of I2(g) at 373 K.

what are storage devices? write two such devices

Utilisez la forme de l’article qui convient: du, de la, des, de. 0.Joël mange beaucoup ___ chocolat (m.). 0.Le matin, Sarah mange ____ biscuits. 0.Elle mange a

&= {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12} S = square numbers E = even numbers Complete the Venn diagram. E S D E & = { 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 ,

Suppose that the number of a certain type of computer that can be sold when its price is P (in dollars) is given by a linear function N(P). (a) Determine N(P) i

HELP STAT: Graph the function F(x)= -sec (x/4) +3 on the interval [-2pi,6pi]

simplify √125+√45-√20