C.-6
16. What is the leading coefficient in the expression 2x2 - 4x2 + x4 - 6?
a. 2
b. 1
17. What is the standard form of the given algebraic expression? 2x3 - 4x2 + x4 - 6
a. -6 - 4x2 + 2x3 + x4 b. 2x3 - 4x2 + x4 - 6 c. xt + 2x² – 4x² – 6
18-29. Convert the following.
18.8kg to g
b. 800g
c. 8000g
a. 80g
19.850 mg tog
b. 8.5 g
c..859
a. 85g
20.370 g to mg
c. 3.7 mg
b. 3700 mg
a. 37 mg
21-22.7.4 ha to m2
23-24. How many square meters are there in one square kilometre?
c. 48 seconds
b. 180 seconds
25. 3 minutes to seconds
a. 300 seconds​