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Pooh_
 3 years ago
Evaluate the following expression for a = 6 and b = 2
3a + b2 + 4b – a
A. 4
B. 12
C. 8
D. 16
Pooh_
 3 years ago
Evaluate the following expression for a = 6 and b = 2 3a + b2 + 4b – a A. 4 B. 12 C. 8 D. 16

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phi
 3 years ago
Best ResponseYou've already chosen the best response.1why don't you replace a with 6 and b with 2 and do the arithmetic?

phi
 3 years ago
Best ResponseYou've already chosen the best response.1yes, but you did not put in 6 everywhere there is an "a" and 2 for every b

Pooh_
 3 years ago
Best ResponseYou've already chosen the best response.13(6) + (2)^2 + 4(2)  6 is that what you mean?

phi
 3 years ago
Best ResponseYou've already chosen the best response.1you do know that 3(6) is short for 3*6 (3 times 6) right?

Pooh_
 3 years ago
Best ResponseYou've already chosen the best response.1Omg of course ...I already did what you're talking about. I just never get the same answer as the multiple choice

phi
 3 years ago
Best ResponseYou've already chosen the best response.1do it in steps what is 3*6 what is (2)^2 what is 4*2 6 now add them up

Pooh_
 3 years ago
Best ResponseYou've already chosen the best response.1Wait ..why the 4 isn't 4 ?

phi
 3 years ago
Best ResponseYou've already chosen the best response.13(6) + (2)^2 + 4(2)  6 write the answers to each multiplication (or square for (2)^2 ) below each term

phi
 3 years ago
Best ResponseYou've already chosen the best response.1do you know that (2)^2 is short hand for 2 * 2 do you think 2 * 2 is 4?

Pooh_
 3 years ago
Best ResponseYou've already chosen the best response.1Oh no i didn't know it was 2. Lol thanks for explaining

phi
 3 years ago
Best ResponseYou've already chosen the best response.1btw, if you see (2)^3 that means 2* 2 * 2 which is (2*2) * 2 or 4*2 or 8

phi
 3 years ago
Best ResponseYou've already chosen the best response.1did you get a final answer?
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