Question

Exercise 8.1
1. Form the algebraic expressions using variables, constants and arithmetic operations
(i) 6 more than thrice a number x.
(ii) 5 times x is subtracted from 13.
(iii) The numbers x and y both squared and added.
(iv) Number 7 is added to 3 times the product of p and q.
(v) Three times of x is subtracted from the product of x with itself.
(vi) Sum of the numbers m and n is subtracted from their product.
2. A taxi charges 9 per km and a fixed charges of 50. If the taxi is hired for x km
write an algebraic expression for this situation.​

Answer 1

Step-by-step explanation:

1)6>3x

2)5x-13

3)x^2+y^2

4)pq=7+7+7

5)3x-x.

6)(m+n)-mn

2) 9x+50=0

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