trinityxzamorap0hvn0 trinityxzamorap0hvn0
  • 12-12-2017
  • Mathematics
contestada

please help..........

please help class=

Respuesta :

matthewe1903 matthewe1903
  • 13-12-2017
1.
x^2-14x+45=0
(14/2)^2 =49
x^2-14x+49 +45=49
                    -45  -45
x^2-14x+49=4
(x-7)^2=4        square both sides
x-7=2         add 7 to both sides
x=9

Answer Link

Otras preguntas

Question 4 What is the y-intercept of the line? 1 -2 1/2 0
In a card game, Joseph has 2 more than 4 times as many cards as Zachary has. Zachary has z cards. Which expression can be used to find the number of cards Josep
We learned about an enemy who is sophisticated, patient, disciplined, and lethal. The enemy rallies broad support in the Arab and Muslim world by demanding redr
Discuss the impact that increase in consumer spending may have in an economy
HELPPPPPPPPPP 100 POINTSSSSSSSSSS Lab Report Condensation It’s time to complete your Lab Report. Save the lab to your computer with the correct unit number, la
Which best represents a homogeneous mixture of an element and a compound.
what is the probability There are 12 face cards in a standard 52-card deck. If a card is selected at random from a well-shuffled deck, find the probability that
What is the product of 3/7 x 2/5? my little sister needs help and I would appreciate if someone could help me out! :)
Math Help please show work please due soon uwu :3
If I were to plant a garden along the trail, where would the best location to plant it and WHY?