Mathematics, 29.11.2019 13:31, Uhmjujiooo4220
Find the error, rashid and tia solve the quadratic equation (2x2-8x +10=0) by completing the square. who is correct? explain your reasoning.
rashid
2x^2β8x+10=0
2x^2β8x=β10
2x^xβ8x+16=β10+16
(xβ4)2=6
xβ4=Β±6ββ
x=4Β±6ββ
tia
2x^2β8x+10=0
x^2β4x=0β5
x^2β4x+4=β5+4
(xβ2)2=β1
xβ2=Β±i
x=2Β±i
Answers: 1
Mathematics, 21.06.2019 16:00, lealiastentz532542
The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles
Answers: 3
Find the error, rashid and tia solve the quadratic equation (2x2-8x +10=0) by completing the square....
World Languages, 16.10.2019 01:00
Mathematics, 16.10.2019 01:00
Mathematics, 16.10.2019 01:00
English, 16.10.2019 01:00
History, 16.10.2019 01:00