A= 1/2 n (m+n)
solve for n

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

26) -2(7x) = (-2 • 7) x a. associative property of addition b. associative property of multiplication c. commutative property of multiplication d. commutative property of addition