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 ( 32+ )
Otras preguntas
Solve (x-3)^2=5 I need help it’s on a p e x
write the C program The function turn_to_letter decides on the letter grade of the student according to the table below from the visa and final grades sent int
what would happen without satellites???
Change to negative and interrogative *they played cards yesterday
Can biofilm be used instead of an antibiotic?
Solve the following problems. It may be helpful to set up an equation. The sum of two numbers is 13, the difference is 4. What are the numbers? pls help
Find the exact value for the expression under the given conditions. cos(α+β), sin α= -8/17 for α in Quadrant lll and cosβ= -8/15 for β in Quadrant ll.
Electromagnetic fields flow in what way? high voltage to low voltage sender to receiver high frequency to low frequency north to south
What mass of NaCrO2 can be obtained from the reaction of 7.40g Cr(OH)3 with 7.60g NaOH in the following reaction: CrOH3+NaOH==>NaCrO2+2H2O
Plz answer both pages thxxxxx
