Answer:
D>0
Step-by-step explanation:
a positive discriminate means that their are two real solutions
Answer: I love math, but I am not for sure on this one. But I think it is A,D, and C. I am not for sure on C. But I think so. But I Hope I helped you. I am not super duper smart. I am only in 6th grade. But I am pretty smart. Anyways have a great day. BYYYE
Answer:
2x+3y=170.......1
1x+5y=225.......2
multiplying equation 2 by 2 and subtracting eq.1 &2
2x+3y-2x-10x=170-225
-7x=-55
x=55/7
55/7+5y=225
5y=225-55/7
y=1520/(7×5)=304/7
Answer: 0.4332
Step-by-step explanation:
PEMDAS
(27^-30) first which is 1.14 I rounded up to the nearest hundredth place and i got my answer 1.14. the secondly you do 2/3 to the power of 1.14 which is 0.4332