Select all pairs of numbers that have lcm of 18?
a. 2 and 6.
b. 3 and 6.
c. 2 and 9.
d. 6 and 9.

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Evaluate cos2θ for cosθ = square root of 3/2

What is the range? can’t seem to find it out