Piral review
the table shows the height in meters of
some of the world's tallest buildings. which
list shows the heights in order from least to
greatest? (lesson 3)
height (meters)
457.2
building
zifeng tower
international
finance center
burj khalifa
petronas towers
415.138
828.142
452.018
a 457.2, 415.138, 828.142, 452.018
b 415.138, 457.2, 452.018, 828.142
© 828.142, 457.2, 452.018, 415.138
d 415.138, 452.018, 457.2, 828.142

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

1- is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis. 2- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis. 3- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in part b?