Multiply the following using the vertical multiplication method: 3x2 - 5x+1
xx2 + 2x + 4
A. 3x" - x+3x2 +18x + 4
O B. 3x4 +x+3x2 - 18x+4
O C. 3x + x2 + 10x2 + x + 4
O D. 3x* + x2 +102 -18x + 4
It’s B

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ab=9, and ac=12, find hc.

Which of these choices show a pair of equivalent expressions?

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212