ellanboot
ellanboot
05-04-2018
Mathematics
contestada
What equation is equivalent to 2r^2-28r+38
Respuesta :
robixqueenp6n4bv
robixqueenp6n4bv
05-04-2018
2r² − 28r + 38 = 0
2 (r² − 14r) = −38
2 (r² − 14r + 49) = −38 + 2(49)
2 (r − 7)² = 60
(r − 7)² = 30
the answer is 2(r-7)² =60
Answer Link
VER TODAS LAS RESPUESTAS ( 47+ )
Otras preguntas
Well explained answer plz: Can girls with dark black skin bleach there girlstashes? ???
11. Consider the elements neon, bromine, and phosphorus. Which has five electrons in its 4p sublevel?
A 36-tooth gear turns three times. It is connected to a 12-tooth gear. How many times does the 12-tooth gear turn?
1. What is the empirical formula for a compound containing 63.8% N and 36.2% O? a. N₂O₅ b. N₂O₃ c. NO₂ d. NO e. N2₂O
Indicate true or false as to whether the following equation is quadratic 2x-4x+1=0
1.How and why did the universe begin?2.Whats the point of life? Why are we here?3.Are we alone in the universe?4.Are moral values relative or absolute?5.Should
Which of the following changes will decrease the rate of collisions between gaseous molecules oftype A and B in a closed container? A. decrease the volume of t
Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 40 feet. Use the formula for the surface area of a sphere: (S=4πr^2) to fin
How do u do this ??? Alistair buys an antique chair for £600. It is expected to increase in value at the rate of 4.5% each year. How much is it expected to be w
Well explained answer plz: Can girls with dark black skin bleach there girlstashes? ???
