A student simplified the expression (3x^2+2)-(2x^2+4) as x^2+^6 Explain what the student did incorrectly and state the correct a
nswer.
2 answers:
(3x²+2)-(2x²+4)<em> </em>
<em>write in a different form, remove parentheses</em>
3x²+2-2x²-4
<em>calculate the value of the corresponding terms</em>
x²-2
<u>Answer:</u> Yes, he made a mistake.
A simplified expression would look like this x²-2 and not like this x²+^6.
Answer:
x^2 - 2
Step-by-step explanation:
The correct procedure would have been to distribute the negative to the +4 also, so you would have +2 - 4 = -2 so the final answer should have been
x^2 - 2
You might be interested in
Answer:
F (4, 2) G (2, 2) H (0, -4)
Step-by-step explanation:
Answer:
the answer is 2548
Answer:
Step-by-step explanation:
x² + 4x -21 = x² + 7x - 3x -3*7
= x*(x + 7) -3(x + 7)
=(x + 7)*(x-3)
Answer:
0.0016
Step-by-step explanation:
0.004*0.4=0.0016
Answer:
271
Step-by-step explanation:
