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

plz hurry!!!! thank you!!!!

An average freight train traveling at __________ mph needs a stopping distance of more than 1/2 mile.

who had appointed himself "emperor for life" after the election of 1804 humanities?

Does homework increase learning?

Identify the next 3 numbers in the set: 6, 36, 2, 4, -30...

Identify the inventory costing method best described by each of the following sepatate statements. Assume a period of increasing costs. 1. Yields a balance shee

How many 10s are in a 20

Which sign are you not likely to see mounted beside the road? a. No passing pennant. b.Slow-moving vehicle sign. c.Train crossing sign. d.None of the above a

Which theme is found in both passages? A. Sometimes it is necessary to abandon something that is not needed. B. The most difficult part about growing up i

What is the difference between electromagnetic and mechanical waves