(f.g)(x) = (4x + 6)(-5x) = -20x^2 -30x
ok done. Thank to me :>
The mean is the average, which is adding all the numbers up and dividing by how many numbers there are. There are 2x(1), 3x(2), 9(3), 9(4), and 5(5).
2+6+27+36+25 = 96.
There were 28 total.
Divide 96 by 28. 3.4 is the average.
The median is the middle number from least to greatest.
3.5 is the median.
Answer:
2
Step-by-step explanation:
20 * 20 = 400
400 / 200
2
One centimeter equals 10 millimeters, therefore 90 times 10 equals to 900 millimeters. Your answer is 900 millimeters.