Find the intervals of monotonicity for the following functions & represent your solution set on the number line f(x)=2.ex2−4x A- I in (3,∞) & D in (−∞,3) B- I in (2,∞) & D in (−∞,2) C- I in (1,∞) & D in (−∞,1) D- I in (4,∞) & D in (−∞,4)

What are the differences between similar triangles and congruent triangles?

What are Armstrong numbers?

All real numbers are rational numbers.

A) True

B) False

The L.C.M of the smallest 2 digit composite number and the smallest composite number is:

• (a) 12
• (b) 4
• (c) 20
• (d) 44

Are all natural numbers also whole numbers?