hassanessam557 hassanessam557

01-09-2020
Mathematics

contestada

if ( 3x + 2) (5x + 1) = ax2 + bx + 2
What is the value of a - b ?

Respuesta :

opebiyifunmilola opebiyifunmilola

01-09-2020

a - b= 2

Step-by-step explanation:

expanding the brackets

we have 15x^2+13x+2

a= 15 b= 13

thus, a-b =15-13

=2

Answer Link

Otras preguntas

What information/structures were you able to glean from the methylene blue stain that you could not get from the gram stain?

How a client’s academic/education, career, personal, and social development impacts assessment choice?

If the measure of WZX is 262 what is the measure of XWY?

A scientist uses a submarine to study ocean life. She begins 86 feet below sea level. After traveling down for 3 seconds, she's 193 feet below sea level. Find t

Find the measure of arc IK if theta equals 58°

△ABC has vertices A(-2, 0), B(0,8), and C(4,2) Find the equations of the three altitudes of △ABC

According to the classical, or tripartite, account of knowledge, knowledge is true belief that p plus what?

If a 66.5 g sample of ammonium nitrate (NH4NO3) is dissolved in enough water to make 315 mL of solution, what will be the molarity (M)?

What is the length of the color attribute? What is the longest material key can we have in our data warehouse?

A project has annual depreciation of $17,900, costs of $90,500, and sales of $131,500. the applicable tax rate is 40 percent. what is the operating cash flow?