1. 0.01333
2. 0.29069767
3. 0.45977011
-24a²- 6a +9 = - 3(8a² +6a - 9)
8a² +6a - 9 =0
x=(-b +/-√(b² - 4ac))/2a
x = (-6 +/-√(36+4*8*9) /(2*8) = (-6 +/-√(324) /16 = (-6 +/-18)/16
x1 = (-6 +18)/16 = 0.75
x2 = (-6 -18)/16 = - 1.5
-24a²- 6a +9 = - 3(8a² +6a - 9) = -3(a - 0.75)(a + 1.5)
Where is the picture? So I can help
Answer:
B, $51.53
Step-by-step explanation:
since $1.55 had been subtracted by the original price which is now $49.98
Add back the $1.55 to $49.98 to get $51.53
