0.1 Which of the following is irrational ?
(b) 27
(e) 0/9
(d) none
0.2 Rationalisation of 17
(a) 7
(b) 777
(c) 7
(d) 1
0.3 Which identity used in 207 x 207
(a) (a + b) ?
(b) a--b-
(e) (a + b)' (d) (a - b)?
Q.4 Find the value of (-2) + 33 + 1
(a) -216
(b) -126
(c)6
(d) 160
Q.5 If (x +1/x ) = 13, then (x2 +1/x?) =
(d) 13
(a) 167
(c) 171
(b) 169
Q.6 Evaluate: (125)-13
(c) 1/5
(d) -5
(b) 5
(a) 25
Q.7 Simplify: ( 10+v7) (10-17)
(C) 3
(d) 13
(b) 149
(a) 51
Answers
Answered by
0
Answer:
1. 0/9
2. IDK
3. IDK
4. 32
5. IDK
6. 112
7. IDK
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