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

fluoride is known to prevent tooth decay so it is added to the city water supply for drinking. A medium sized city is populated with 150,000 people. Each person

What number comes before in 8, 570 in a pattern

select the postulate that is illustrated for the real numbers 5+(-5)=0

What type of was congress prohibited from doing under the constitution until 1808?

How did the purpose of delta airlines changed

If you double the concentration of a non diffusible solute that is on one side of a membrane the osmotic pressure will

what kind of energy does the sun give I need 2 types on energy that the sun gives

How can producers maximize their profit? Check all that apply. They can work to increase their marginal cost. They can work to decrease their marginal cost. Th

Essential services, such as water purification, nutrient cycling, and plant pollination are all examples of earth's __________.

Xyz corporation has income before taxes of $2 million and received $100,000 in preferred dividends from a company in which it owns 25% of the outstanding shares