How can you write -3 in standard complex form?
a.) -3 + 0i
b) 3 + 0i
c) 0 + 3i
d) 0 - 3i

Which of the following is the correct ratio for converting kilograms to grams

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

If the discriminant if a quadratic equation is 4 which statement describes the roots?