A side of the triangle below has been extended to form an exterior angle of 159°. Find the value of x

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241

9/10 divide by -3/15 as a mixed number

25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition