Choose the correct answer: On simplification (a + b)(a – b) – a² + b2 gives :
a) 2a? – 2b2
c) 0
b) 2a2 + 2b2
d) 262
plz answer this problem and who will answer I will mark as brainlist and thanks him…
Choose the correct answer: On simplification (a + b)(a – b) – a² + b2 gives :
2 thoughts on “Choose the correct answer: On simplification (a + b)(a – b) – a² + b2 gives :<br />a) 2a? – 2b2<br />c) 0<br />b) 2a2 + 2b2<br />”
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Answer:
0 is the answer.
IDENTITY USED:
(a+b)(a-b) = a²–b²
How to solve?
(a+b)(a-b)-a²+b²
a²-b²-a²+b²
All will be cancelled we will get, 0 as or answer.
HAVE A NICE DAY!!!
Answer:
0
Step-by-step explanation:
(a+b)(a-b) -a²+b²
= a²-b²-a²+b²
=0