# TANGENT AND NORMAL, intermediate first year mathematics 1B problems with solutions

**Mathematics intermediate** first year 1A and 1B solutions for some problems. These solutions are very simple to understand.

** Junior inter 1A : **Functions, mathematical induction, functions, addition of vectors, trigonometric ratios upto transformations, trigonometric equations, hyperbolic functions, inverse trigonometric functions and properties of triangles.

**Junior inter 1B** : Locus, transformation of axes and three dimentional coordinates, straight lines, pair of straight lines, the planes and applications of derivatives.

**You can see the solutions for junior inter maths 1B**

1. Locus

5. Three dimensional coordinates

6. Direction cosines and direction ratios

7. The plane

11. Rate measure

**You can also see the solutions for junior inter maths 1A**

1. Functions

3. Matrices

6. Trigonometric ratios up to transformations 1

7. Trigonometric ratios up to transformations 2

9. Inverse trigonometric functions

## Calculus, tangent and normal junior inter maths

**Short answer questions**

**Problem 11**

## Inter maths tangent and normal

## Long answer questions

Note : Observe the solutions and try them in your own methods.

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