Math, asked by arshdeepdulladi, 11 months ago

Class : 9th
Subject : Math
Chapter : 1 ( Number System)
Worksheet : 3
1. Fill ups :
a) √5 × √3 × √3 = ____
b) 3√2 + 5√2 - √2 = _____
c) 8√14 ÷ 2√7 = ____
d) (√5 - √3)(√5 + √3) = _____
2. Solve the following sums.
a) (2√3 + 3√5) + (5√3 - 2 √3)
b) (7√5 - 3√6) - (4√5 + 7√6)
c) √3(√5 + √3) - √2(√3 - √2)
3. Expand the following. (Use Algebraic Identity)
a) (√5 + √3)(√5 + √3)
b) (√7 - √3)(√7 - √3)
c) (√6 - √3)(√6 + √3)​

Answers

Answered by Anonymous
0

i got only these...sorry for incomplete answer...

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