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Chapters
1: Integers
2: Rational Numbers
3: Fractions (Including Problems)
4: Decimal Fractions (Decimals)
▶ 5: Exponents (Including Laws of Exponents)
Chapter 6: Set Concepts
Theme 2: Commercial Arithmetic
7: Ratio and Proportion (Including Sharing in a Ratio)
8: Unitary Method (Including Time and Work)
9: Percent and Percentage
10: Profit, Loss and Discount
11: Simple Interest
Chapter 12: Speed, Distance and Time
Theme 3: Algebra
13: Fundamental Concepts (Including Fundamental Operations)
14: Simple Linear Equations (Including Word Problems)
Chapter 15: Inequalities (Solution in One Variable)
Theme 4: Geometry
16: Lines and Angles (Including Construction of angles)
17: Triangles
18: Pythagoras Theorem
19: Symmetry (Including Reflection and Rotation)
20: Recognition of Solids (Representing 3-D in 2-D)
21: Congruency: Congruent Triangles
Chapter 22: Constructions
23: Mensuration (Perimeter and Area of Plane Figures)
Theme 5: Data Handling (Statistics)
24: Data Handling
25: Probability
![R.K. Bansal solutions for कन्साइस मैथमैटिक्स [अंग्रेजी] कक्षा ७ आईसीएसई chapter 5 - Exponents (Including Laws of Exponents) - Shaalaa.com](/images/concise-mathematics-english-class-7-icse_6:df70494835ef4afc8f7edda497a9fa9d.jpg "R.K. Bansal solutions for कन्साइस मैथमैटिक्स [अंग्रेजी] कक्षा ७ आईसीएसई chapter 5 - Exponents (Including Laws of Exponents)")
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Solutions for Chapter 5: Exponents (Including Laws of Exponents)
Below listed, you can find solutions for Chapter 5 of CISCE R.K. Bansal for कन्साइस मैथमैटिक्स [अंग्रेजी] कक्षा ७ आईसीएसई.
R.K. Bansal solutions for कन्साइस मैथमैटिक्स [अंग्रेजी] कक्षा ७ आईसीएसई 5 Exponents (Including Laws of Exponents) Exercise 5 (A)
Find the value of: 6²
Find the value of: 73
Find the value of: 44
Find the value of: 55
Find the value of: 83
Find the value of: 75
Evaluate: 23 x 42
Evaluate: 23 x 52
Evaluate: 33 x 52
Evaluate: 22 x 33
Evaluate: 32 x 53
Evaluate: 53 x 24
Evaluate: 32 x 42
Evaluate: (4 x 3)3
Evaluate: (5 x 4)2
Evaluate: `(3/4)^4`
Evaluate: `(- 5/6)^5`
Evaluate: `((- 3)/(- 5))^3`
Evaluate: `(2/3)^3 xx (3/4)^2`
Evaluate: `(- 3/4)^3 xx (2/3)^4`
Evaluate: `(3/5)^2 xx (- 2/3)^3`
Which is greater:
23 or 32
Which is greater:
25 or 52
Which is greater:
43 or 34
Which is greater:
54 or 45
Express the following in exponential form: 512
Express the following in exponential form: 1250
Express the following in exponential form: 1458
Express the following in exponential form: 3600
Express the following in exponential form: 1350
Express the following in exponential form: 1176
If a = 2 and b = 3, find the value of: (a + b)2
If a = 2 and b = 3, find the value of: (b – a)3
If a = 2 and b = 3, find the value of: (a x b)a
If a = 2 and b = 3, find the value of: (a x b)b
Express: 1024 as a power of 2.
Express: 343 as a power of 7.
Express: 729 as a power of 3.
If 27 × 32 = 3x × 2y; find the values of x and y.
27 × 32 = 3x × 2y
27 = 3x
| 3 | 27 |
| 3 | 9 |
| 3 | 3 |
| 1 |
If 64 x 625 = 2a x 5b ; find: the values of a and b.
If 64 x 625 = 2a x 5b ; find: 2b x 5a
R.K. Bansal solutions for कन्साइस मैथमैटिक्स [अंग्रेजी] कक्षा ७ आईसीएसई 5 Exponents (Including Laws of Exponents) Exercise 5 (B)
Fill in the blanks:
In 52 = 25, base = _______ and index = _________.
Fill in the blank:
If index = 3x and base = 2y, the number = ______.
Evaluate: 28 ÷ 23
Evaluate: 23 ÷ 28
Evaluate: (26)0
Evaluate: (30)6
Evaluate: 83 x 8-5 x 84
Evaluate: 54 × 53 ÷ 55
Evaluate: 54 ÷ 53 x 55
Evaluate: 44 ÷ 43 x 40
Evaluate: (35 x 47 x 58)0
Simplify, giving Solution with positive index
2b6. b3. 5b4
Simplify, giving Solution with positive index
x2y3. 6x5y. 9x3y4
Simplify, giving Solution with positive index
(- a5) (a2)
Simplify, giving Solution with positive index
(−y2) (−y3)
Simplify, giving Solution with positive index
(-3)2 (3)3
Simplify, giving Solution with positive index
(- 4x) (-5x2)
Simplify, giving Solution with positive index
(5a2b) (2ab2) (a3b)
Simplify, giving Solution with positive index
x2a +7. x2a-8
Simplify, giving Solution with positive index
3y. 32. 3-4
Simplify, giving Solution with positive index
`2^"4a". 2^("3a") .2^(-"a")`
Simplify, giving Solution with positive index
4x2y2 ÷ 9x3y3
Simplify, giving Solution with positive index
(102)3 (x8)12
Simplify, giving Solution with positive index
(a10)10 (16)10
Simplify, giving Solution with positive index:
(n2)2 (- n2)3
Simplify, giving Solution with positive index
- (3ab)2 (-5a2bc4)2
Simplify, giving Solution with positive index
(-2)2 × (0)3 × (3)3
Simplify, giving Solution with positive index
(2a3)4 (4a2)2
Simplify, giving Solution with positive index
(4x2y3)3 ÷ (3x2y3)3
Simplify, giving a Solution with a positive index.
`(1/"2x")^3 xx (6"x")^2`
Simplify, giving Solution with positive index
`(1/("4ab"^2"c"))^2 div (3/(2"a"^2"bc"^2))^4`
Simplify, giving Solution with positive index
`((5"x"^7)^3 . (10"x"^2)^2)/(2"x"^6)^7 = (5^3 "x"^(7xx3) . 10^2 . "x"^(2xx2))/(2^7. "x"^(6xx7))`
Simplify, giving Solution with positive index
`((7 "p"^2 "q"^9 "r"^5)^2 (4 "pqr")^3)/(14 "p"^6 "q"^10 "r"^4)^2`
Simplify and express the Solution in the positive exponent form:
`((-3)^3 xx 2^6)/(6 xx 2^3)`
Simplify and express the Solution in the positive exponent form:
`((2^3)^5 xx 5^4)/(4^3 xx 5^2)`
Simplify and express the Solution in the positive exponent form:
`(36 xx (-6)^2 xx 3^6)/(12^3 xx 3^5)`
Simplify and express the Solution in the positive exponent form:
`- 128/2187`
Simplify and express the Solution in the positive exponent form:
`("a"^-7 xx "b"^-7 xx "c"^5 xx "d"^4)/("a"^3 xx "b"^-5 xx "c"^-3 xx "d"^8)`
Simplify and express the Solution in the positive exponent form:
`("a"^3 "b"^(-5))^-2 = "a"^(3 xx -2) "b"^(-5 xx -2)`
Evaluate: `6^-2 div (4^-2 xx 3^-2)`
Evaluate: `[(5/6)^2 xx 9/4] div [(- 3^2/2) xx 125/216]`
Evaluate: 53 × 32 + (17)0 × 73
Evaluate: `2^5 xx 15^0 + (-3)^3 - (2/7)^-2`
Evaluate: `(2^2)^0 + 2^-4 div 2^-6 + (1/2)^-3`
Evaluate: `5^"n" xx 25^("n" - 1) div (5^("n" -1) xx 25^("n" - 1))`
If m = -2 and n = 2; find the values of m2 + n2 - 2mn.
If m2 = -2 and n = 2; find the values of: mn + nm
If m2 = -2 and n = 2; find the values of: 6m-3 + 4n2
If m2 = -2 and n = 2; find the values of: 2n3 – 3m
Solutions for 5: Exponents (Including Laws of Exponents)
R.K. Bansal solutions for कन्साइस मैथमैटिक्स [अंग्रेजी] कक्षा ७ आईसीएसई chapter 5 - Exponents (Including Laws of Exponents)
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