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

Practicing in front of a mirror is unlikely to correct which of the following? fidgeting overuse of hand gestures poor eye contact use of space-fillers poor pos

What times what equals 11, but if you add the numbers together you get 12.

5k=-84.05 can you help me find k?

In one or two sentences, summarize the technique of gel electrophoresis.

16 times what equals 320

Suppose a bill has passed both the House and the Senate. It goes to the president at the beginning of the annual session of Congress. The president doesn't sign

,. Which one of the following problems may result from a direct democracy?A. The rights of the minorities may be taken away in the process.B. The rights of many

2 equivalent fractions of 15/125

Price ceilings are created to keep products affordable for consumers.Answer a. True b. False

The term "precision" BEST refers to which of the following? a. whether or not a measurement is correct b. how "close together" a set of measurements is c. wh