Question 6(ii)

Form expressions using y, 2 and 7. Every expression must have y in it.Use only two operators out of addition,multiplication,subtraction and division.

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Solution

The following expressions can be formed using y, 2 and 7:

$2 y + 7, 2 y - 7, 7 y + 2, 7 y - 2, \frac{2 y}{7} a n d s o o n .$

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What are the operations used (addition, subtraction, division, multiplication) in forming the expression 2y + 17?

Question 3(iv)

Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:

7m, - 7m +3, - 7m - 3

(a) Form expressions using t and 4. Use not more than one number operation. Every expression must have t in it.

(b) Form expressions using y, 2 and 7. Every expression must have y in it. Use only two number operations. These should be different.

Question 3(ii)

Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:

$17 y, \frac{y}{17}, 5 z$

Question 3(iii)

Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:

2y +17 , 2y - 17

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Standard VI Mathematics

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Question 6(ii) Form expressions using y, 2 and 7. Every expression must have y in it.Use only two operators out of addition,multiplication,subtraction and division.

The following expressions can be formed using y, 2 and 7: 2y+7, 2y−7, 7y+2, 7y−2, 2y7 and so on.

Question 6(ii)

Form expressions using y, 2 and 7. Every expression must have y in it.Use only two operators out of addition,multiplication,subtraction and division.

The following expressions can be formed using y, 2 and 7:

$2 y + 7, 2 y - 7, 7 y + 2, 7 y - 2, \frac{2 y}{7} a n d s o o n .$