2 / 3 doesn't equal 8..

Which operation should be performed first according to the order of operations? 44 • 2 – [(5 + 20 • 3) – 12] + 16 ÷ 2 5 + 20 20 • 3 16 ÷ 2 44 • 2

Which expression is equivalent to 2x^2+7x+4?

Find the midpoint m of z1=(8+5i) and z2=(12+3i)