Question

For positive real numebrs a and b , which is not true?

√ab = √a √b

(√a + √b ) (√a - √b ) = a + b

√a/b = √a / √b

√a + √a = 2√a

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Answer 1

(√a + √b) (√a - √b) = a + b is not true

Step-by-step explanation:

the. RHS should be (a - b)

Answer 2

Answer:

(✓a+✓b) (✓a-✓b)=a+b is not true