Question

Evaluate the expression 3.14(a2 + ab) when a = 3 and b = 4. (Input decimals only, such as 12.71, as the answer.)

Answer 1

3.14(a^2+ab) ; a=3; b=4

3.14(3^2+(3*4))

3.14(9+12)

3.14(21)

65.94

Answer 2

Answer:

3.14(a2 + ab) when a = 4 and b = 3.

Step-by-step explanation:

3.14(4 to the power of 2 + 4*3)

4*4 = 16

3.14(16+4*2)

4*2 = 8

3.14(16+8)

16+8 = 24

3.14 * 24 = 75.36

and it is right cause it was right on my test so ya buddy