matts1234455dfdfr matts1234455dfdfr

07-05-2018
Mathematics

contestada

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

Respuesta :

07-05-2018

a= 3
b= 4

=3.14(a^2 + ab)
substitute the given a & b values in expression

=3.14((3)^2 + (3*4))
multiply inside parentheses

=3.14(9 + 12)
add inside parentheses

=3.14(21)
multiply

=65.94

ANSWER: 65.94

Hope this helps! :)

Answer Link

jarabokhorst jarabokhorst

15-02-2022

Answer:

65.94

Step-by-step explanation:

Answer Link

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