Question

Evaluate the expression 3.14(a2 + ab) when a = 4 and b = 2. (Input decimals only, such as 12.71, as the answer.) (4 points)

Answer 1

Same thing, plug in a= 4 and b=2

Answer 2

3.14(4(2) + 4(2)

Answer 3

is it \[3.14(a^2+ab)\]

if it is, just use a calculator with pemdas and do \[ 3.14(4^2+4(2))\] which you can simplify to \[3.14(16+8)\\\]which is \[\\3.14(24)\]