Chapter 2. Exponents and Radicals
Chapter 2. Exponents and Radicals
Chapter 2. Exponents and Radicals
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MODULE - 1<br />
Algebra<br />
Notes<br />
<strong>Exponents</strong> <strong>and</strong> <strong>Radicals</strong><br />
5. − 3 3<br />
6. 30 3<br />
2<br />
7. 51 2 + 36 5 − 42 3<br />
<strong>2.</strong>9<br />
216<br />
1. 20 3<br />
2<br />
<strong>2.</strong> 3 3<br />
5 3. 3 4. 6 25<br />
5. 3<br />
4 6. 4 3 3<br />
9 7. 6 3,<br />
2, 4<br />
3<br />
3<br />
8.<br />
4<br />
4, 3,<br />
2<br />
<strong>2.</strong>10<br />
1. (i) 3 7 (ii) 2 − 1<br />
(iii) x −<br />
3<br />
3<br />
y<br />
12<br />
<strong>2.</strong> (i) 5<br />
5<br />
3. 14<br />
1<br />
4. − [ 2 + 6 + 2]<br />
5. 6<br />
4<br />
(ii)<br />
2 51<br />
17<br />
8 55<br />
(iii) − (iv) 2 + 3<br />
3 3<br />
6.<br />
179 20 7<br />
− −<br />
171 171<br />
ANSWERS TO TERMINAL EXERCISE<br />
1. (i) 5 2 × 3 2 × 7 3 × 9 2 (ii)<br />
<strong>2.</strong> (i)<br />
4<br />
⎛ 7 ⎞<br />
⎜ − ⎟⎠<br />
⎝ 9<br />
5<br />
1<br />
− (ii)<br />
56<br />
105<br />
⎛ 3 ⎞<br />
3. (i) 2 4 × 3 2 × 5 4 (ii) 1 (iii) ⎜ ⎟⎠<br />
⎝13<br />
4. (i) zero (ii) zero<br />
⎛ 2 ⎞<br />
5. (i) (32) 18 (ii) 111 (iii) ⎜ ⎟⎠<br />
⎝ 9<br />
2<br />
15<br />
74<br />
Mathematics Secondary Course
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