leenbager15 leenbager15

20-12-2020
Mathematics

contestada

x2 + 4x -9 = (x + a)? +b
Find the value of a and the value of b.
a =
b=
?

Respuesta :

ChoiSungHyun ChoiSungHyun

20-12-2020

Step-by-step explanation:

x² + 4x - 9

= (x + 2)² - 13

a = 2, b = -13.

Answer Link

Otras preguntas

what became the cheapest way to travel from the east coast to the west in the late 1800s

Which of the following are causes of sports injuries? A) Collision with another athlete/objects B) accidents C) Wrong techniques D) All of the above

What is 2/10 subtracted from 4?

The formula I = PRT where I = Interest, P = principal, R = rate, and T = time is used to calculate the amount of simple interest earned. Solve this formula for

is 1/4 bigger than 0

solve for x and y 1.45 x + 1.55y = 20 and x + y = 29.80

what is a important event or person that start with the letter D

We want to know... what do you dream about? Whether it's some bizarre dream you had last week, or your hopes for the future,

Benedict arnold had a leading part in the battle of______before he changed sides?

Last month, when Joe took his puppy to the veterinarian, the puppy weighed 4.6 pounds. This month, the puppy weighed 6.44 pounds. What is the percentage increas