{"id":596488,"date":"2022-04-29T10:37:09","date_gmt":"2022-04-29T10:37:09","guid":{"rendered":"https:\/\/www.indcareer.com\/schools\/?p=596488"},"modified":"2022-05-09T04:10:41","modified_gmt":"2022-05-09T04:10:41","slug":"selina-class-8-icse-solutions-mathematics-chapter-2-exponents-powers","status":"publish","type":"post","link":"https:\/\/www.indcareer.com\/schools\/selina-class-8-icse-solutions-mathematics-chapter-2-exponents-powers\/","title":{"rendered":"Selina Class 8 ICSE Solutions Mathematics : Chapter 2-\u00a0Exponents (Powers)"},"content":{"rendered":"\n

Class 8: Maths Chapter 2 solutions. Complete Class 8 Maths Chapter 2 Notes.<\/p>\n\n\n\n

Selina Class 8 ICSE Solutions Mathematics : Chapter 2- Exponents (Powers)<\/h2>\n\n\n\n

Selina 8th Maths Chapter 2, Class 8 Maths Chapter 2 solutions<\/p>\n\n\n\n

Question 1.
<\/strong>Evaluate:
\"Selina
Solution:
<\/strong>\"Selina
\"Selina
\"Selina
\"Selina
\"Selina<\/p>\n\n\n\n

Question 2.
<\/strong>If 1125 = 3m<\/sup> x 5n<\/sup>; find m and n.
Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Question 3.
<\/strong>Find x, if 9 \u00d7 3x<\/sup> = (27)2x-3<\/sup>
Solution:
\"Selina<\/p>\n\n\n\n

Exercise 2B<\/h3>\n\n\n\n

Question 1.
<\/strong>Compute:
\"Selina
\"Selina
Solution:
<\/strong>\"Selina
\"Selina
\"Selina
\"Selina
\"Selina
\"Selina
\"Selina
\"Selina<\/p>\n\n\n\n

Question 2.
<\/strong>Simplify:
(i) 8^{\\frac{4}{3}}+25^{\\frac{3}{2}}-\\left(\\frac{1}{27}\\right)^{-\\frac{2}{3}}
(ii) [(64)-2<\/sup>]-3<\/sup> \u00f7 [{(-8)2<\/sup>}3<\/sup>]2
<\/sup>(iii) (2-3<\/sup> \u2013 2-4<\/sup>) (2-3<\/sup> + 2-4<\/sup>)<\/strong>
Solution:
<\/strong>\"Selina
\"Selina<\/p>\n\n\n\n

Question 3.
<\/strong>Evaluate:
\"Selina
Solution:
<\/strong>\"Selina
\"Selina<\/p>\n\n\n\n

Question 4.
<\/strong>Simplify:
\"Selina
Solution:
<\/strong>\"Selina
\"Selina
\"Selina<\/p>\n\n\n\n

Question 5.
<\/strong>Simplify:
(xa+b<\/sup>)a-b<\/sup>.(xb+c<\/sup>)b-c<\/sup>.(xc+a<\/sup>)c-a
<\/sup> Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Question 6.
<\/strong>Simplify:
(i) \\sqrt[5]{x^{20} y^{-10} z^{5}}+\\frac{x^{3}}{y^{3}}
(ii) \\left(\\frac{256 a^{16}}{81 b^{4}}\\right)^{\\frac{-3}{4}}
Solution:
<\/strong>\"Selina
\"Selina<\/p>\n\n\n\n

Question 7.
<\/strong>(i) (a-2<\/sup>)-2<\/sup>. (ab)-3<\/sup>
(ii) (xn<\/sup>y-m<\/sup>)4 <\/sup>\u00d7 (x3<\/sup>y-2<\/sup>)-n
<\/sup>(iii) \\left(\\frac{125 a^{-3}}{y^{6}}\\right)^{\\frac{-1}{3}}
(iv) \\left(\\frac{32 x^{-5}}{243 y^{-5}}\\right)^{\\frac{-1}{5}}
(v) (a-2<\/sup>b)1\/2<\/sup> \u00d7 (ab-3<\/sup>)1\/3<\/sup>
(vi) (xy)m-n<\/sup> . (yz)n-1<\/sup> . (zx)1-m<\/sup>
Solution:
<\/strong>\"Selina
\"Selina
\"Selina
\"Selina<\/p>\n\n\n\n

Question 8.
<\/strong>Show that:
\"Selina
Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Question 9.
<\/strong>Evaluate:
\"Selina
Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Question 10.
<\/strong>Evaluate:
\"Selina
Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Question 11.
<\/strong>(m + n)-1 <\/sup>(m-1 <\/sup>+ n-1<\/sup>) = (mn)-1<\/sup>
Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Question 12.
<\/strong>Prove that:
\"Selina
Solution:
<\/strong>\"Selina
\"Selina<\/p>\n\n\n\n

Question 13.
<\/strong>Find the values of n, when:
(i) 12-5<\/sup> \u00d7 122n+1<\/sup> = 1213<\/sup> \u00f7 127<\/sup>
(ii) \\frac{a^{2 n-3} \\times\\left(a^{2} \\cdot\\right)^{n+1}}{\\left(a^{4}\\right)^{-3}} = (a3<\/sup>)3<\/sup> \u00f7 (a6<\/sup>)-3<\/sup>
Solution:
<\/strong>\"Selina
\"Selina<\/p>\n\n\n\n

Question 14.
<\/strong>Simplify:
\"Selina
Solution:
<\/strong>\"Selina<\/p>\n\n\n\n

Download PDF<\/strong><\/h2>\n\n\n\n

Selina Class 8 ICSE Solutions Mathematics : Chapter 2- Exponents (Powers)<\/p>\n\n\n\n

Download PDF<\/strong>: Selina Class 8 ICSE Solutions Mathematics : Chapter 2-\u00a0Exponents (Powers) PDF<\/a><\/p>\n\n\n\n

Chapterwise Selina Publishers ICSE Solutions for Class 8 Mathematics :<\/strong><\/h2>\n\n\n\n