Question

for positive numbers a and b which of the following is true (a+b)2=A2+b2
(a-b)2=a2_b2
(a÷b)2=a2÷b2
(a+b)2=0​

Answer 1

Answer:

True answers: 1. (a+b)2 = a2+b2

2. (a-b)2= a2-b2