Answer:
(A) -8
Step-by-step explanation:
∆=b^2 -4ac= (-4)^2-4(2)(3)= -8
Since discriminant<0, then the equation has no roots.
Answer:
20 percent decrease
Step-by-step explanation:
0.15 cents is 10 percent of 1.50, and that multiplied by 2 is 0.30 cents. 0.30 cents is equal to 20 percent, and the difference between 1.50 and 1.20 is 30 cents.
Answer:
3
Step-by-step explanation:
15 minus 9 equals 6. 6 divided by 2 equals 3.
What are the units? Tell me the units so I can solve this please.
Step-by-step explanation:
Hi, I think correct variant is B
(28÷7)+7=4+7=11
