Substract 2x-y-12 from the sum of 3x-2y+10 and -y-15.

1.	Substract 2x-y-12 from the sum of 3x-2y+10 and -y-15.
Answer» ANSWER: Workshme 3 1. Write the following rational numbers in standard form. ( 33 77 -105 64 -20 27 15 (IV) 98 2. Find x such that the rational numbers in each of the following pairs, become equivalent. Х 9 - 5 10 Х 8 36 (1) 2 (iv) - 35 6 12 Check whether the following rational numbers are in standard form. If not, write them in standard form. t 8 (0) 3 19 (1) 14 35 (iv) -72 7 4. Fill in the blanks. 8 36 84 105 - -63 Hil. How Il (1) 11 5 -11 Il 9 -99 BSOLUTE VALUE OF A RATIONAL NUMBER We have studied in Class-Vl that absolute value of an integer is its NUMERICAL value without king the sign into account, e.g. 1-31 = 3,131 = 3,01 = 0 Tho acolute value of a rational number is written in the following way

Answer»

Workshme 3

1. Write the following rational numbers in standard form.

(

-105

-20

2. Find x such that the rational numbers in each of the following pairs, become equivalent.

- 5 10

(1)

(iv)

- 35

6 12

Check whether the following rational numbers are in standard form. If not, write them

in standard form.

(0)

(1)

(iv) -72

4. Fill in the blanks.

105

-63

Hil.

How

(1)

-11

-99

BSOLUTE VALUE OF A RATIONAL NUMBER

We have studied in Class-Vl that absolute value of an integer is its NUMERICAL value without

king the sign into account, e.g. 1-31 = 3,131 = 3,01 = 0

Tho acolute value of a rational number is written in the following way

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