Question

Marcus and Jeremy both evaluated the expression −52 + 3. Marcus said the answer was −22. Jeremy said the answer was 28. Who is correct? Explain the error in the other student’s work.Examine the work shown. Explain the error and find the correct result.

2(4 – 16) – (–30)
2(–12) – (–30)
24 – (–30)
54

Answer 1

GIVEN :

Marcus and Jeremy both evaluated the expression -52+3. Marcus said the answer was -22. Jeremy said the answer was 28.

TO FIND :

The error in the Marcus and Jeremy's work

SOLUTION :

Given that Marcus and Jeremy both evaluated the expression

-52+3.

Marcus said the answer was -22.

Jeremy said the answer was 28

Since -52 + 3

=-49 .

Marcus work is

[tex] -5^2 + 3[/tex]  

=-25 + 3

= -22

Next Jeremy work is

$(-5)^2 + 3$

=25+3

= 28

Both Marcus and Jeremy's evaluated answer were wrong.

Both are wrong.

∴ the correct evaluated answer is -49.

Answer 2

Answer:Given that Marcus and Jeremy both evaluated the expression -52+3.Marcus said the answer was -22.Jeremy said the answer was 28Since -52 + 3=-49 . Marcus work is   =-25 + 3 = -22Next Jeremy work is =25+3= 28

Step-by-step explanation:i got time right edge 2022