1 A 1 B 1 C 2 A 2 B 2 C 2 D 2 E 2 F 2 G 3 A 3 B 3 C 4 A 4 B 4 C 4 D 5 6 7 8 9 A 9 B 9 C 9 D 9 E 9 F 9 G 10 A 10 B 10 C 10 D 10 E 11 A 11 B 11 C 11 D 11 E

West Bengal Mathematics

2. Laws of Indices

1. Real Numbers
2. Laws of Indices
3. Graph
4. Co-ordinate Geometry: Distance Formula
5. Linear Simultaneous Equations
6. Properties of Parallelogram
7. Polynomial
8. Factorisation
9. Transversal and Mid-Point Theorem
10. Profit and Loss
11. Statistics
12. Theorems on Area
13. Construction: (Construction of a Parallelogram whose measurement of one angle is given and equal in area of a triangle)
14. Construction: (Construction of a triangle equal in area of a quadrilateral)
15. Area and Perimeter of Triangle and Quadrilateral Shaped Region
16. Circumference of Circle
17. Theorems on concurrence
18. Area of Circular Region
19. Co-ordinate Geometry: Internal and External Division of Straight Line Segment
20. Co-ordinate Geometry: Area of Triangular Region
21. Logarithm

Let us Work Out 2

1 A 1 B 1 C 2 A 2 B 2 C 2 D 2 E 2 F 2 G 3 A 3 B 3 C 4 A 4 B 4 C 4 D 5 6 7 8 9 A 9 B 9 C 9 D 9 E 9 F 9 G 10 A 10 B 10 C 10 D 10 E 11 A 11 B 11 C 11 D 11 E

Q. 10 C5.0( 6 Votes )

If 4^{x< A.

B.

C. 3

D. 9}

Class 9th West Bengal Mathematics 2. Laws of Indices

Answer :

Formula used: - (a1) if then

(b1)

……… (i)

And ⁾ ……(ii)

From (i)(ii)

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